Nor-Ray-Vac System. Initial Set-up for New ATV

12 Inverters.

INDEX Section General information -------------------------------------------------1 Tools and parts requirement --------------------------------------2 Panel operations-----------------------------------------------------3 Step by step instructions -------------------------------------------4

Warnings All external wiring MUST comply with the current IEE wiring regulations. These instructions MUST be used in conjunction with the SmartCom user manual and the Nor-Ray-Vac technical manual volume 2.

Operating Instructions.

The use of an inverter on the Nor-Ray-Vac B80, B160 and B300 fan system allows the end vent suction to be adjusted by varying the fan speed. The description for adjusting the fan speed is given in the following section. Apart from this change the commissioning instructions described in the Nor-Ray-Vac technical manual volume 2 should be followed. When supplied as part of a complete local relay unit the inverter is pre-set at the factory for

on-site use. When supplied as a as a new or replacement stand alone unit, this document describes in detail the initial set up procedure for the inverter. The information contained in this technical bulletin is designed to aid a qualified or c o m p e t e n t s e r v i c e t e c h n i c i a n .

Tools required.

General information.

The following tools and equipment will be required to complete this task: Inverter AmbiRad part No.s 900090 (2.2kW) or 900091 (1.5kW)

1. Flat head screwdriver 2. Electrical screwdriver 3. Multi-meter.

Where the inverter is to be fitted as a replacement for the earlier ATV 11 type,

please use the following diagram as guide for the new mounting hole positions.

105

93

120

5

= =

2x Ø5

17

Panel operations.

CAUTION - INVERTER LOCAL RELAY UNITS CONTAIN 230V SINGLE PHASE SUPPLY, AND A THREE PHASE OUTPUT. ISOLATE ELECTRICAL SUPPLY TO THE CONTROL PANEL BEFORE PROCEEDING.

fig.1—Inverter panel (behind hinged cover)

Mode button: Switches between control/programming modes. (Only accessible with door open).

Escape button: Exits a menu or parameter.

Jog dial: For navigation when turned clockwise or anticlockwise, or selection/validation when pressed.

Mode LEDs

7 segment display

Step by step instructions. Turn power on to the control panel. Both power on, and system healthy indicator lamps should illuminate.

bfr

rdy

1: On initial power up the inverter displays

‘bFr’ Press to select

50.0

rdy

3: ‘rdY’ displayed on subsequent power ups.

Press X 3

COnf

ESC

MODE

4: Rotate jog dial until ‘COnF’ displayed

COnF

5: Press to select

ACC

6: Rotate jog dial until ‘ACC’ displayed

ACC

7: Press to select

25.0

25.0

8: Rotate jog dial until ‘25.0’ displayed

9: Press to select

deC

deC

25.0

10: Rotate jog dial until ‘dEC’ displayed

11: Press to select

12: Rotate jog dial until ‘25.0’ displayed

25.0

13: Press to select

LSP

LSP

50.0

14: Rotate jog dial until ‘LSP’ displayed

15: Press to select

16: Rotate jog dial until ‘50.0’ displayed

50.0

nCr

17: Press to select

nCr

18: Rotate jog dial until ‘nCr’ displayed

19:Press to select

5.6 20: Rotate jog dial until

appropriate value from table A is reached

2: Display shows 50. Do not alter this setting. Press ESC to exit

Step by step instructions.

Fan type B80 B160 B300

Motor current set value 4.2 5.6 7.8

Table ‘A’ - Set values

For installation, commissioning and operating information, please refer to AmbiRad document ref GB/CON/004—SmartCom control panel and Nor-Ray-Vac radiant system with ATV 12 inverter.

nCr

5.6 21: Press to select

22: Press ESC X 2 to exit

ESC

rdY

23: Display should show ‘rdY’

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AmbiRad Limited Fens Pool Avenue Brierley Hill West Midlands DY5 1QA United Kingdom.

Telephone 01384 489700 Facsimile 01384 489707 Email info@ambirad.co.uk Website www.ambirad.co.uk Technical Support www.s-i-d.co.uk