BBööSShhaa GGmmbbHH ++ CCoo.. KKGG .. HHeeiiddbbeerrgg 2211 .. DD-- 5599660022 RRüütthheenn .. PPhh..:: 00004499 ((00)) 22995522––9977009911--00 -- FFaaxx..:: 00004499 ((00)) 22995522––9977009911--115500 -- EE--MMaaii ll :: iinnffoo@@bbooeesshhaa..ddee -- wwwwww..bbooeesshhaa..ddee 1
Microswitches MS ***
Type of Explos ion Protect ion :
I I 2G Ex d (e) I IC T6 or T4
Degree of Enc losure Protec t ion : Min. IP 54
EC-Type Examinat ion Cert i f icate : IBExU 03 ATEX 1224 X
Descr ip t ion
• Usable as auxi l ia ry swi tches in load, s ignal , regulat ion and cont ro l c i rcu i ts
• Fracture-p roof enc losure wi th one o r two galvanica l l y iso la ted snap-act ion contacts work ing as NC-, NO- or CO-contacts (normal l y c losed, normal ly open, changeover )
• Some types achieve IP 67 accord ing to DIN EN 60529
Technica l Speci f icat ions
Sw i tch ing Capaci t y in R esis t i ve Ci rcu i ts :
MS 21. / . AC: 250V / 7 A 125V / 7A
DC: 125V / 0 .5A 250V / 0 .25A
MS 11. / . . to MS 14. / . . AC: 250V / 5 A 125V / 6A
DC: 30V / 2A 250V / 0 .4A
MS 151/ . . AC: 250V / 7A
DC: 250V / 0 .25A
Mechanica l L i fe : Min. 107 operat ions
Opera t ing Tempera ture -20°C to +125°C and
of Snap-Ac t ion Contac ts : -40°C to +85°C
Dimensions : Acc. to data sheet
Connect ion : Cables or leads be ing f i xed
components o f the swi tch;
or terminals ( t ype MS 14 . / . . )
Accessor ies : Levers o f d i f ferent des igns,
e . g . ro l le r , over- t rave l o r spec ia l ly des igned
levers e tc .
BBööSShhaa GGmmbbHH ++ CCoo.. KKGG .. HHeeiiddbbeerrgg 2211 .. DD-- 5599660022 RRüütthheenn .. PPhh..:: 00004499 ((00)) 22995522––9977009911--00 -- FFaaxx..:: 00004499 ((00)) 22995522––9977009911--115500 -- EE--MMaaii ll :: iinnffoo@@bbooeesshhaa..ddee -- wwwwww..bbooeesshhaa..ddee 2
EEx d I / I I - Mic rosw i tches w i th Connect ing Cables/Co nnect ing Lead
Type of Explos ion Protect ion : I I 2G EEx d I IC T4 o r T6
Degree of Enc losure Protect ion : Min. IP 54
Ambient Temperatu re : -20°C to +40°C or +75°C
BBööSShhaa GGmmbbHH ++ CCoo.. KKGG .. HHeeiiddbbeerrgg 2211 .. DD-- 5599660022 RRüütthheenn .. PPhh..:: 00004499 ((00)) 22995522––9977009911--00 -- FFaaxx..:: 00004499 ((00)) 22995522––9977009911--115500 -- EE--MMaaii ll :: iinnffoo@@bbooeesshhaa..ddee -- wwwwww..bbooeesshhaa..ddee 3
EEx d I / I I -Mic rosw i tches w i th Connect ing Cab les
Type of Explos ion Protect ion : I I 2G EEx d I IC T4 o r T6
Degree of Enc losure Protect ion : Min. IP 54
Ambient Temperatu re : -20°C to + 40°C or +75°C
BBööSShhaa GGmmbbHH ++ CCoo.. KKGG .. HHeeiiddbbeerrgg 2211 .. DD-- 5599660022 RRüütthheenn .. PPhh..:: 00004499 ((00)) 22995522––9977009911--00 -- FFaaxx..:: 00004499 ((00)) 22995522––9977009911--115500 -- EE--MMaaii ll :: iinnffoo@@bbooeesshhaa..ddee -- wwwwww..bbooeesshhaa..ddee 4
EEx de I / I I -Mic rosw i tches w i th Terminals
Type of Explos ion Protect ion : I I 2G EEx de I IC T4 o r T6
Degree of Enc losure Protect ion : Min. IP 54
Ambient Temperatu re : -20°C to + 40°C or +75°C
BBööSShhaa GGmmbbHH ++ CCoo.. KKGG .. HHeeiiddbbeerrgg 2211 .. DD-- 5599660022 RRüütthheenn .. PPhh..:: 00004499 ((00)) 22995522––9977009911--00 -- FFaaxx..:: 00004499 ((00)) 22995522––9977009911--115500 -- EE--MMaaii ll :: iinnffoo@@bbooeesshhaa..ddee -- wwwwww..bbooeesshhaa..ddee 5
EEx d I / I I -Mic rosw i tches w i th Connect ing Cab les/Con nec t ing Lead
Type of Explos ion Protect ion : I I 2G EEx d I IC T4 o r T6
Degree of Enc losure Protect ion : Min. IP 54
Ambient Temperatu re : -20°C to + 40°C or +75°C
BBööSShhaa GGmmbbHH ++ CCoo.. KKGG .. HHeeiiddbbeerrgg 2211 .. DD-- 5599660022 RRüütthheenn .. PPhh..:: 00004499 ((00)) 22995522––9977009911--00 -- FFaaxx..:: 00004499 ((00)) 22995522––9977009911--115500 -- EE--MMaaii ll :: iinnffoo@@bbooeesshhaa..ddee -- wwwwww..bbooeesshhaa..ddee 6
Type Identification Key
MS ** * * * ** ** / ** *
Ser ies / Type
11 - S tandard S wi tch wi t h 19 mm Hole Cent re D is tance
12 - Edge Ac tuat ed S wi tch
13 - P in Ac tuated S wi tch
14 - S wi tch wi t h 25 mm Hole Cent re D is tance
15 - Min ia t ure S wi tch
16 - S wi tch wi t h Sc rewed-On I nser t
21 - S tandard S wi tch wi t h 16 mm Hole Cent re D is tance
22 - Lum ina i re S wi tch
Number o f Sw i tch ing E lements
1 - S ing le
2 - Doub le
Cons t ruc t iona l Length / Add i t i ona l Mount ing Means
1 - Shor t Enc losure
2 - Medium-S ize Enc losu re
3 - Long Enc losu re
6 - Sho r t En losu re wi th Moun t ing Base
- E tc .
(Spec ia l Des ign) / Type o f Connect ion
1 - Connec t ing Cables
2 - Connec t ing Lead
3 - Spec ia l Des ign wi t h Connec t ing Cables
4 - Spec ia l Des ign wi t h Connec t ing Lead
8 - Term ina ls
9 - Spec ia l Des ign wi t h Term ina ls (e . g . g i l ded contac ts )
Length o f Connec t ing Cab les / Lead
( fo r cab les in 10 cm-s teps ,
fo r lead in 1 m-s teps )
00 - Spec ia l Lengths
Swi tch Contac t Type
A - Normal ly C losed (NC)
B - No rmal ly Open (NO)
C - Changeover (CO)
D - NC / NO
F - Forced Break S wi tch
J - NO wi th 2 mm Contac t Gap
L - NO wi th 4 mm Contac t Gap
- E tc .
Opt ions
Charac te r is t i cs not In f luenc ing E xp los ion Pro tec t i on :
e . g . Add i t iona l Ac tuat ors
Charac ter i s t i cs fo r App l i ca t ion
Poss ib le Use