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Page 1: Fire Protection Control Valves Catalog

7/23/2019 Fire Protection Control Valves Catalog

http://slidepdf.com/reader/full/fire-protection-control-valves-catalog 1/21

Dorot Fire FightingControl Solutions

for Fire FightingApplications

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   D  o  r  o  t   F   i  r  e

   F   i  g   h  t   i  n

  g

Page 2: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

2

Contents

Series 300 Basic Valves Description 4

Series 100 Basic Valves Description 6

Automatic Valves for Sprinkler Systems 8

DE/HL  Basic Deluge Valve 8

DE/HM 

Hydraulically Controlled Deluge Valve 8

DE/EL 

Electrically Controlled Deluge Valve 9

DE/EL(CN) 

Electrically Controlled Deluge Valve (Chinese standard) 9

DE/RC  Electrically Controlled Deluge Valve (3-Way) 10

DE/RCL 

Electrically Controlled Deluge Valve with Manual Reset 10

DE/RCE 

Electrically Controlled Deluge Valve with Hydraulic / Pneumatic / Electric Reset 11

DE/HRV  Hydraulically Controlled, Anti-Columning Deluge Valve 12

DE/HRV/EL 

Electro-Hydraulically Controlled, Anti-Columning Deluge Valve 12

DE/PORV 

Pneumatically Controlled Deluge Valve 13

DE/EL/PORV  Electro-Pneumatically Controlled Deluge Valve 13

DE/EL/PORV/DN  Double-Interlock Pre-action, Electric-Pneumatic Release System 14

DE/PR  Pressure Regulating Deluge Valve 14

Local and Remote Controlled Monitor Valves 15

MO/M  Manually Activated Monitor Valve 15

MO/RC  Remote Hydraulic/Pneumatic Activated Monitor Valve 15

MO/EL 

Remote Electrically Activated Monitor Valve 15

Page 3: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

3

Contents

Automatic Distribution Valves 16

PR/UL 

Pressure Reducing Valve 16

PS/UL 

Pressure Sustaining\Relief Valve 16

Water Level Control Valves 17

FL 

Modulating Float Controlled Valve 17

FLEL 

Electric Float Controlled Valve 17

FLDI 

Differential Float Pilot Controlled Valve 18

 AL    Altitude Pilot Controlled Valve 18

Hydrants 19

HY 

Hydraulic Hydrant Valve 19

HY/PR  Hydraulic Pressure-Regulating Hydrant Valve 19

LEHAVA / ZIK 

Hydrant Valve (Classic type) 19

Page 4: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

4

Series 300 Basic Hydraulic Valves

Features4UL-listed with a wide range of control trims

4Fast opening and cushioned closure operation

4Reliable drip-tight shut off 

4Simple and reliable design

4Easy installation and maintenance

4Double or single chamber actuation

4High-grade construction materials

4Regulation from near zero ow

4Low pressure losses at high ow rates

Optional Features4Latched opening or automatic reset

4Manual, Electric, Hydraulic and Pneumatic,

UL-listed actuation trims

4Explosion-proof electronic devices

4Sea water service

ApprovalsThe valve is UL listed as “Fire Pump Relief

Valves” (QXZQ.EX4505), ”Special Systems

Water Control Valves” - Deluge (VLFT.EX6543)

and Pressure Control (VLMN.EX6104) types

to pressure rating of 175 psi and 350 psi PN16

and PN25 in sizes of 2” to 12” (50 to 300mm).

Consult the UL listing guide or Dorot for a

complete list of approved applications.

SpecificationsSizes:  Straight Flow 40-800 mm 11/2” - 32”

 Angle 40-200 mm 11/2” - 8”

End Details:

Flanged: ISO PN10, 16 and 25

  ANSI B16.42 class 150 & 300

  AS Tables D & E, JIS

Others upon request

Threaded: BSP or NPT

Pressure rating: 16 bar / 230 psi maximum

  25 bar / 360 psi maximum

Temperature range: Water to 80°C / 180°F max

MaterialsBody & Cover*: Ductile Iron ASTM A-536

  Cast Steel ASTM A216 WCB

  Stainless Steel ASTM A743 -

CF8M, CF8, CF3M, 316Naval Bronze ASTM B61

  NAB Ni-Al Bronze ASTM B148

Coating:  Polyester, Fusion Bonded Epoxy (FBE)

(option UV Protected)

Main valve trim*: Stainless Steel & Bronze

Elastomers:  Rubber, NR, NBR, EPDM, BUNA-N

Control trim & Accesories*: Brass, Bronze, SST

Monel, Special Materials

* Other materials available upon request

General Description

The Dorot Series 300 valves are automatic,

hydraulically activated by the pressure of

the pipeline, diaphragm actuated, globe and

angle pattern control valves.

This valve is designed for use in any water

supply application, including the controlling

of water ow for deluge, pre-action or

foam-water type re protection sprinkler

systems.

The valve consists of three major

components: the body, the cover, and the

diaphragm assembly.

The only moving part is the diaphragm

assembly.

Pack-less construction and simplicity ofdesign of the valve assure long service life,

reliable operation and low maintenance.

Page 5: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

5

Series 300 Basic Hydraulic Valves

FH

FL

W

FR

 AH

 AR

 AL

 AB

TH

TR

TL

400 (16”)350 (14”)300 (12”)250 (10”)200 (8” )150 (6” )100 (4” )80 (3” )65 (21/2” )50 (2” )Valve Size

inchmminchmminchmminchmminchmminchmminchmminchmminchmminchmm

435/16

1100389/16

980337/16

850283/4

730231/16

600187/8

480133/4

350123/16

310111/2

29291/16

230FL

      D      I      M      E      N      S      I      O      N      S

335/8

8552563525635201/2

520153/8

3901333087/16

24091/16

23075/16

18575/16

185FH

3385024610246102152516415133309235720071707170W

2213/16

580201/2

520181/8

460161/8

410139/16

345111/4

285811/16

22077/8

20075/16

18561/2

165FR

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A87/16

215TL

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A81/4

209TH

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A27/16

62TR

N/AN/AN/AN/AN/AN/AN/AN/A197/8

50516405111/16

295913/16

250N/AN/A83/16

208 AL

N/AN/AN/AN/AN/AN/AN/AN/A25635227/16

570171/2

445165/16

415N/AN/A97/16

240 AH

N/AN/AN/AN/AN/AN/AN/AN/A1113/16

30097/16

240613/16

17357/8

150N/AN/A415/16

125 AB

N/AN/AN/AN/AN/AN/AN/AN/A143/16

N/A71/16

180513/16

14757/16

138N/AN/A43/16

107 AR

50 / 13.218.6 / 4.918.6 / 4.99.7 / 2.64.3 / 1.11.5 / 0.40.7 / 0.180.3 / 0.080.1 / 0.030.1 / 0.03Vol. ControlChamber lit./gal.

822 / 1810510 / 1123405 / 892245 / 540157 / 34680 / 17637 / 8222 / 4813 / 2912 / 26Weight kg/lbs

Dimensions and Weights

Principle of Operation

Page 6: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

6

Series 100 Basic Hydraulic Valves

Features4UL-listed with a wide range of control trims

4Fast opening and cushioned closure

operation

4Simple and reliable design

4Easy installation and maintenance

4High-grade construction materials

4Will regulate from near zero ow

4Exceptionally low pressure losses

Optional Features4Latched opening or automatic reset

4Manual, Electric, Hydraulic and Pneumatic,

UL-listed actuation trims

4Explosion-proof electronic devices

4Sea water service

ApprovalsThe valve is U.L. listed as “Fire Pump Relief

Valves” (QXZQ.EX4505) and “Special SystemsWater Control Valves” (VLFT.EX6543) to

pressure rating of 175 psi in sizes of 2” to 10”

(50 to 250mm).

Consult the UL listing guide or Dorot for a

complete list of approved applications.

SpecificationsSizes:  Straight Flow 20-600 mm / 3/4” - 24”

 Angle 40-150 mm / 11/2” - 6”

End Details:

Flanged: ISO PN10, 16 and 25

  ANSI B16.42 class 150,

250 & 300

  AS Tables D & E, JISOthers upon request

Threaded: BSP or NPT Grooved

Pressure rating: 16bar / 230 psi maximum

Temperature range: Water to 80°C / 180°F max

MaterialsBody & Cover*: Cast Iron ASTM A126

  Ductile Iron ASTM A-536

  Cast Steel ASTM A216 WCB

  Stainless Steel ASTM A743 -

CF8M, CF8, CF3M, 316

  Naval Bronze ASTM B61  NAB Ni-Al Bronze ASTM B148

Coating:  Polyester, Fusion Bonded Epoxy (FBE)

(option UV Protected)

Elastomers: Rubber, NR, NBR, EPDM, Buna-N

Control trim & Accesories*: Brass, Bronze, SST

Monel, Special Materials

* Other materials available upon request

General Description

The Dorot Series 100 valves are automatic,

hydraulically activated by the pressure of the

pipeline, direct diaphragm sealing weir type

with proven reliable design.

This valve is designed for use in any water

and Foam supply application, including the

control of water ow to deluge, pre-action

or foam-water type re protection sprinkler

systems.

The valve consists of three major

components: body, cover and diaphragm.

The only moving part is the diaphragm.

Pack-less construction and simplicity of

design of the valve assure long service life

and low maintenance.

Page 7: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

7

Series 100 Basic Hydraulic Valves

450 (18”)400 (16”)350 (14”)300 (12”)250 (10”)200 (8” )150 (6” )100 (4” )80 (3” )50 (2” )Valve Size

inchmminchmminchmminchmminchmminchmminchmminchmminchmminchmm

435

/161100389

/169802213

/165802213

/1658021535181

/8460155

/1639012305113

/16285713

/16200L

77

      D      I      M

      E      N      S      I      O      N      S

493/16

125039990193/8

495193/8

495171/2

4451511/16

400125/16

3149230713/16

20061/2

166H

3385024610105/8

27093/8

240820565/8

170511/16

14545/16

11041/8

10535/16

85R

2213/16

580201/2

520215/16

540195/16

490175/16

440143/8

3651113/16

3009230713/16

20061/2

166W

N/AN/A172 / 379167 / 368125 / 27686 / 19049 / 10824 / 5318.2 / 40.17.7 / 17 Approx.

Weight kg/lbs

281/8

715281/8

715N/AN/AN/AN/A256362013/16

530171/8

43614356123/16

31087/8

228L

68

325/8

830325/8

830N/AN/AN/AN/A211/2

546187/8

4811413/16

378105/16

26395/16

23765/8

169H

135/16

340123/16

310N/AN/AN/AN/A83/8

215718057/8

150411/16

12041/8

10535/16

85R

325/8

830325/8

830N/AN/AN/AN/A193/8

4951511/16

400125/8

320103/16

260713/16

20067/8

175W

460 / 1014433 / 955N/AN/A190 / 419123 / 27175 / 165.338 / 83.830 / 66.110 / 22 Approx.Weight kg/lbs

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A123/8

31673/8

188TL

44

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A55/16

13541/2

115TH

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A25315/8

42TR

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A713/16

20043/8

112W

N/AN/AN/AN/AN/AN/AN/AN/A11 / 243.2 / 7 Approx.Weight kg/lbs

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A92307180613/16

174N/AN/A AL

82

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A153801113/16

30011278N/AN/A AH

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A33/16

8225/16

60113/16

47N/AN/A AR

N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A1113/16

3009230713/16

200N/AN/AW

N/AN/AN/AN/AN/AN/A45 / 99.221 / 46.218 / 39.6N/A Approx.Weight kg/lbs

H

L

W

R

 AH

 AR

 AL

TH

TR

TL

Principle of Operation

Dimensions and Weights

77/68 82 44

Page 8: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

8

Automatic Valves For Sprinkler Systems

DE/HLBasic Deluge Valve

Basic, hydraulic operated deluge valveThe valve maintains a closed position and instantly opens upon a

hydraulic pressure drop in a pressurized sensor\activation line.

Features:

4 Simple structure

4 Automatic reset - optional latch operation

4 The application is based on the UL listed valves

 Appl icable for:

4 Deluge

4 Dry pipe

4 Single-Interlock Pre-Action4 Remote activation monitor systems

4 Water, Sea water, Foam solution or Foam concentrate

DE/HMHydraulically Controlled Deluge Valve

Hydraulic pilot operated control valve

The valve maintains a closed position and instantly opens upon a

hydraulic pressure drop in a pressurized sprinkler system.

Features:

4 UL certied

4 Simple structure

4 Automatic reset – optional latch operation

 Appl icable for:

4 Deluge

4 Dry pipe

4 Single-Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

30U-DE/HM

68-DE/HM

ULR

Page 9: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

9

Automatic Valves For Sprinkler Systems

68-DE/EL

30-DE/EL (CN)

DE/ELElectrically Controlled Deluge Valve(2W solenoid)

Electric solenoid operated control valve

The valve maintains a closed position and instantly opens by

energizing a solenoid valve.

Features:

4 UL certied

4 Simple structure

4 Automatic reset – optional latch operation

 Appl icable for:

4 Deluge

4 Dry pipe

4 Single or double Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

DE/EL(CN)Electrically Controlled Deluge Valve(Chinese standard) 

Electrically operated, latching relay control led valveThe valve maintains a closed position and instantly opens by

energizing a solenoid valve. The valve will close only after a manual

reset is activated.

Features:

4 Chinese standard certied

4 Simple structure

4 Latching operation

 Appl icable for:

4 Deluge

4 Dry pipe4 Single-Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

30U-DE/EL

CNstd

ULR

Page 10: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

10

Automatic Valves For Sprinkler Systems

30U-DE/RC

68-DE/RC

30U-DE/RCL

68-DE/RCL

DE/RCElectrically Controlled Deluge Valve(3W Solenoid)

Electrically operated, relay controlled valve

The valve maintains a closed position and instantly opens by

energizing a solenoid valve.

Features:

4 UL certied

4 Simple structure

4 Automatic reset – optional latch operation

 Appl icable for:

4 Deluge

4 Dry pipe

4 Single or double Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

DE/RCLElectrically Controlled Deluge Valvewith Manual Reset

Electrically operated, latching relay control led valveThe valve maintains a closed position and instantly opens by

energizing a solenoid valve.

The valve will close only after a manual reset is activated.

Features:

4 UL certied

4 Simple structure

4 Latching operation

 Appl icable for:

4 Deluge

4 Dry pipe4 Single or double Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

ULR

ULR

Page 11: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

11

Automatic Valves For Sprinkler Systems

30U-DE/RC

30U-DE/RCL

68-DE/PORV

68-DE/EL/PORV

DE/RCEElectrically Controlled Deluge Valvewith Hydraulic / Pneumatic / Electric Reset

Electrically operated, latching relay control led valve

The valve maintains a closed position and instantly opens by

energizing a solenoid valve.

The valve will close only after a manual reset is activated

or a reset pressure command is applied to the relay.

Features:

4 UL certied

4 Simple structure

4 Latching operation

 Appl icable for:

4 Deluge

4 Dry pipe

4 Single or double Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

ULR

Page 12: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

12

Automatic Valves For Sprinkler Systems

30U-DE/HRV

68-DE/HRV

30U-DE/HRV/EL

68-DE/HRV/EL

DE/HRVHydraulically Controlled, Anti-Columning Deluge Valve

Hydraulic pilot operated control valveThe valve maintains a closed position and instantly opens upon

a hydraulic pressure drop in a pressurized sprinkler system.

Features:

4 Simple structure

4 Automatic reset – optional latch operation

4 The application is based on the UL listed valves

 Appl icable for:

4 Deluge

4 Dry pipe

4 Single-Interlock Pre-Action4 Water, Sea water, Foam solution or Foam concentrate

DE/HRV/ELElectro-Hydraulically Controlled,Anti-Columning Deluge Valve

Hydraulic pilot and Electrically operated control valve

The valve maintains a closed position and instantly opens upon

an hydraulic pressure drop in a pressurized sprinkler system or by

energizing a solenoid valve.

Features:

4UL certied

4 Simple structure

4 Automatic reset – optional latch operation

 Appl icable for:

4 Deluge

4 Dry pipe

4 Single-Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

ULR

ULR

Page 13: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

13

Automatic Valves For Sprinkler Systems

30U-DE/PORV

68-DE/PORV

30U-DE/EL/PORV

68-DE/EL/PORV

DE/PORV

Pneumatically Controlled Deluge Valve

Pneumatic Air/Gas, pilo t operated cont rol valve

The valve maintains a closed position and instantly opens upon

air/gas pressure drop in a pressurized sprinkler system or manual

“in situ” emergency activation.

Features:

4 UL certied

4 Simple structure

4 Automatic reset – optional latch operation

 Appl icable for:

4 Deluge

4 Dry pipe4 Single-Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

DE/EL/PORV

Electro-Pneumatically Controlled Deluge Valve

Pneumatic Air/Gas pi lot and Electrically operated contro l valve

The valve maintains a closed position and instantly opens uponair/gas pressure drop in a pressurized sprinkler system or by

energizing a solenoid valve or manual “in situ” emergency activation.

Features:

4 UL certied

4 Simple structure

4 Automatic reset - optional latch operation

 Appl icable for:

4 Deluge

4 Dry pipe

4 Single-Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

ULR

ULR

Page 14: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

14

Automatic Valves For Sprinkler Systems

30U-DE/EL/PORV/DN

68-DE/EL/PORV/DN

30-DE/PR

68-DE/PR

DE/EL/PORV/DNDouble-Interlock Pre-action,Electric-Pneumatic Release System

Pneumatically and Electrically operated control valve

The valve maintains a closed position and instantly opens upon

air/gas pressure drop in a pressurized sprinkler system and

energizing a solenoid valve simultaniously or manual “in situ”

emergency activation

Features:

4 UL certied

4 Simple structure

4 Automatic reset – optional latch operation

 Appl icable for:

4 Double-Interlock Pre-Action

4 Water, Sea water, Foam solution or Foam concentrate

DE/PRPressure Control Deluge Valve

Pressure control deluge valve

The valve opens upon activation from an auxiliary control system,and maintains a pre-determined xed downstream pressure,

regardless of supply pressure of ow variations.

Features:

4 Simple structure

4 Will regulate from zero to full ow with no need for additional

throttling plug or by-pass valves

4 Same low pressure losses as in the basic valve

4 Applicable with any deluge activation control system

4 The application is based on the UL listed valves

 Appl icable for:4 Water, Sea water, Foam solution or Foam concentrate

ULR

Page 15: Fire Protection Control Valves Catalog

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Dorot Fire Fighting

Edition 07/2012

15

Local and Remote Controlled Monitor Valves

77-M

77-RC

30U-DE/EL

68-DE/EL

MO/MManually Activated Monitor Valve

The valve is controlled manually by a selector that allows the user toselect the closed or open position of the valve. The control is effected

effortlessly and quickly, even under high pressure conditions.

Features:

4 Effortless open\close activation

4 Fast response

4 Simple and reliable design

4 Easy installation and maintenance

4 The application is based on the UL listed valves

MO/RCRemote Hydraulic/Pneumatic Activated Monitor Valve

 A 3-way relay valve, activated by hydraulic or pneumatic pressure

command, which opens or closes the main valve. The standard valve

is supplied in the “normally closed” position. The “normally open”

position is optional.

Features:

4 Fast response, even for long control lines

4 Simple and reliable design

4 Easy installation and maintenance

4 The application is based on the UL listed valves

MO/ELRemote Electrically Activated Monitor Valve

 A 3-way solenoid valve, activated by an electric current or an electric

pulse, opens or closes the main valve. The standard valve is supplied

in the “normally closed” position. The “normally open” position is

optional. Electric activation can be added to other control applications

on request.

Features:

4 Low power electric activation

4 Simple and reliable design

4 Easy installation and maintenance

4 The application is based on the UL listed valves

Page 16: Fire Protection Control Valves Catalog

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Edition 07/2012

16

Automatic Distribution Valves

30-PS/UL

30-PR/UL

47-PS/UL

PR/ULPressure Reducing Valve

Hydraulic pressure-reducing valveThe valve maintains a pre-set xed downstream pressure,

regardless of upstream pressure or ow rate variations.

Features:

4 UL certied

4 PN16/230psi and PN25/360psi pressure rated valves

4 Will regulate from zero to full ow with no need for additional

throttling plug or by-pass valves.

4 Same low pressure losses as in the basic valve

4 Simple structure

 Appl icable for:4 Water, Sea water, Foam solution or Foam concentrate

PS/ULPressure Sustaining/Relief Valve

Hydraulic pressure sustaining/relief valve

The valve maintains a pre-set xed upstream pressure,

regardless of downstream pressure or ow rate variations.

The valve will be closed drip tight when the upstream pressure

is lower than the set value.

Features:

4 UL certied Fire Pump Relief Valve

4 PN16/230psi and PN25/360psi pressure rated valves

4 Will regulate from zero to full ow with no need for additional

throttling plug or by-pass valves.

4 Same low pressure losses as in the basic valve

4 Simple structure

 Appl icable for:

4 Water, Sea water, Foam solution or Foam concentrate

ULR

ULR

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Dorot Fire Fighting

Edition 07/2012

17

Water Level Control Valves

30-FL

68-FL

30-FLEL

68-FLEL

FLModulating Float Controlled Valve

The main valve is controlled by a oat valve, located in the tank orreservoir and set at the required maximum water level. The valve

maintains the maximum level continuously.

Features:

4 Accurate level control.

4 Simple and reliable design

4 Easy installation and maintenance

4 The application is based on the UL listed valves

FLELElectric Float Controlled Valve

 An electric sensor oat, located in the tank/reservoir, sends a

command to a solenoid controlled valve. The main valve will fully

open when the solenoid is activated and closes drip tight when the

solenoid is de-energized, thus enabling accurate and reliable

differential level control.

Optional Addition: Surge-Preventing Closure.

Features:

4 Accurate differential level control

4 Low power electric activation

4 Fast response

4 Simple and reliable design

4 Easy installation and maintenance

4 The application is based on the UL listed valves

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Dorot Fire Fighting

Edition 07/2012

18

Water Level Control Valves

30-FLDI

68-FLDI

30-AL

68-AL

FLDIDifferential Float Pilot Controlled Valve

 A Float valve controls the main valve, closing it when the waterreaches maximum level, and opening it when the water drops to

its preset minimum level.

The differential between the maximum and the minimum levels

is adjustable.

Optional Addition: Stepped Surge-Preventing Closure.

Features:

4 Accurate differential level control

4 Adjustable differential

4 Fast response

4 Simple and reliable design

4 Easy installation and maintenance4 The application is based on the UL listed valves

ALAltitude Pilot Controlled Valve

The main valve is controlled by a highly sensitive pilot, located

outside the tank.

The pilot opens or closes the valve in response to the static pressureof the water. The pilot allows for differential adjustments between the

maximum and minimum level.

Optional Addition: Surge-Preventing Closure.

Features:

4 Accurate differential level control

4 Fast response

4 Easy access - no oat is located in the tank\reservoir 

4 Simple and reliable design

4 Easy installation and maintenance

4 The application is based on the UL listed valves

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Dorot Fire Fighting

Edition 07/2012

19

Hydrants

44-HY

82-HY

LEHAVA

LEHAVA

ZIK

HYHydraulic Hydrant Valve

The valve is controlled manually by a selector that allows theuser to select the closed or open position of the valve.

The control is affected effortlessly and quickly, even under high

pressure conditions. The opening speed is controlled by a vent

orice.

Features:

4 Effortless open\close activation

4 Controlled response

4 Simple and reliable design

4 Easy installation and maintenance

HY/PR

Hydraulic Pressure-Regulating Hydrant Valve

The valve is controlled manually by a selector that allows the

user to select the closed or open position of the valve.

The control is affected effortlessly and quickly, even under high

pressure conditions. The opening speed is controlled by a vent

orice.

Features:4 Effortless open\close activation

4 Controlled response

4 Simple and reliable design

4 Easy installation and maintenance

LEHAVA / ZIK

Hydrant Valve

3” (80mm) Angle Hydrant, Non-rising stem, Ductile Iron Body and

Bronze seat.

Features:

4 Low operation torque

4 High grade materials

4 Available as a double (twin) valve assembly

Page 20: Fire Protection Control Valves Catalog

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  ExpertiseExpertise

Hundreds of companies in the industrial,

civil engineering, municipal and agriculturalsectors around the world have chosen

DOROT’s innovative and field-proven

technologies. Since its establishment in 1946,

DOROT leads the hydraulic valves market

with continued innovation, uncompromising

excellence and firm commitment to its

customers, consulting and supporting

them through all stages of a project and

overcoming challenges in R&D, design,

implementation, and maintenance.

www.dorot.com

Israel

Page 21: Fire Protection Control Valves Catalog

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  ExpertiseExpertise

Hundreds of companies in the industrial,

civil engineering, municipal and agriculturalsectors around the world have chosen

DOROT’s innovative and field-proven

technologies. Since its establishment in 1946,

DOROT leads the hydraulic valves market

with continued innovation, uncompromising

excellence and firm commitment to its

customers, consulting and supporting

them through all stages of a project and

overcoming challenges in R&D, design,

implementation, and maintenance.

www.dorot.com

Vi G P li 15 20087 ROBECCO SUL NAVIGLIO MI ITALIA