Cam Switches


OM, ON







Ratings according to IEC 60947









Size

OM

ON

Impuls withstand voltage

Uimp


kV

2.5

4

Rated insulation voltage



V

500

690







Rated operational voltage

Ue


V

250

400

Rated thermal current

lth


A

10

25







Rated conditional short circuit current

lp (r.m.s.)


kA

1

7

Max back-up fuse link



A

10

25







Rated short time withstand current (r.m.s.)


3s

A


100



10s

A


60









30s

A


32



60s

A


30







Rated operational current

le


A

10

25


AC1

400V

A

10

25


AC21

400V

A

10

25








AC11

220-240V

A

2.5

5.5



380-440V

A

-

3.5



500V

A

-

4.5








AC22

220-500V

A

10

20



660-690V

A

-

20







Rated operational current






Time constant 0...1 ms

DC1

24V

A

10

20



48V

A

6

10









60V

A

2.5

3



110V

A

0.7

0.8









220V

A

0.3

0.4



440V

A

-

0.22







Rated operational current






Time constant 1...50 ms

DC1

24V

A

6

10



30V

A

3

4.5



40V

A

1

1.7









60V

A

0.7

0.8



110V

A

0.3

0.4







Rated operational power







AC23 3 ph.

220-240V

kW

1.8

2.6



380-440V

kW

3

7.5









500V

kW

-

4.8



660-690V

kW

-

4.8








AC23 1 ph.

110V

kW

0.37

0.5



220-240V

kW

0.75

0.9



400V

kW

1.1

1.5







Rated operational power







AC2 3 ph.

220-240V

kW

2.5

3.5



380-440V

kW

-

6









500V

kW

-

6



660-690V

kW

-

6








AC3 3 ph.

220-240V

kW

1.8

2.2



380-440V

kW

2.2

5.5









500V

kW

-

4



660-690V

kW

-

4








AC3 1 ph.

110V

kW

0.3

0.4



220-240V

kW

0.55

0.75



400V

kW

0.75

1.3







Terminals









Size

OM

ON

Connecting screws



M

2.5

3.5







Max cable cross section



mm2

1.5

4




AWG

14

14-12







Contacts









Size

OM

ON

Minimum voltage AC/DC


5V




Minimum current AC/DC


5mA




Standard butt contact with plain contact tip





x







Butt contact with peak type contact tip




x








Gold contacts (special)




x

x







Storing temperature


-40°...+80°C










Operational temperature


-30°...+70°C










Ratings according to UL and CSA









Size

OM

ON

Maximum operating voltage



V

300

600


Pilot duty category

CSA/UL

VAC

A300

A600







Ampere rating

General use

CSA

A

10

25


at 600VAC

UL

A

10

25







Rated power

3-phase

120V

HP

1

1



240V

HP

1

2









480V

HP

-

5



600V

HP

-

5








1-phase

120V

HP

0.33

1



240V

HP

1

1









480V

HP

-

2



600V

HP

-

3







Short circuit ratings






Maximum prospective fault current



kA

1

10







Maximum fuse size



A

16

35(RK5)







Switching frequency



cycles/hour

150

150







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