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Explosion-proof safety switches 125 A

Explosion-proof safety switches 125 A

The 125 A safety switch is designed to switch on and/or off appliances and equipment located in the hazardous area.

The equipment and appliances are switched on or off by means of a switch located on the switch body. These devices are characterised by simple installation and easy access to the contact terminals.

The version of safety switches up to 125 A with housing made of polyamide or glass fibre reinforced polyester provides a high degree of protection IP66.

On request, they can be fitted with moulded plastic latches or brass flanges.

Technical specifications

Explosion-proof safety switches 125 A

Mark

II 2 G Ex ed IIC T6

II 2 D Ex tD A21 IP66 T80 °C

EU certificate

PTB 99 ATEX 1164
PTB 00 ATEX 1073

Certificate of Conformity

IECEx BKI 07.0005

Mark

Ex de IIC T6
Ex tD A21 IP66 T53 °C

Permissible ambient temperature

-20°C to +40°C

Nominal voltage

maximum up to 690 V

Rated current

max. 125 A

Frequency

50/60 Hz

Rated switching on/off capacity AC-3

230 V Ue/ Ie 125 A
400 V Ue/ Ie 125 A
500 V Ue/ Ie 125 A
690 V Ue/ Ie 110 A

Input fuse

400 V AC: 200 A gL
500 V AC: 200 A gL
690 V AC: 160 A gL

Cable coupling/hole in the housing

M20 (d = 8…17 mm) see ordering data
M40 (d = 16…28 mm) see ordering data
M63 (d = 27…48 mm) see ordering data
Option: 2 threaded metal flanges

Protection class

I

Degree of protection according to EN 60529

IP66

Enclosure material

polyester binder, glass fibre reinforced and glass fibre reinforced and
powder-coated sheet steel

Case colour

RAL 7032 and black

Auxiliary contact

1 x NO switching on – lagging; switching off – advance
1 x NC switch on – advance; switch off – delayed

Locking device

can be locked in OFF position with 3 commercially available padlocks (ø max. 6 mm)

 

 

Ordering data

3-pin safety switch 125 A with cable glands 2 x M63 / 1 x M25 GHG 265 0010 R0001
4-pin safety switch 125 A with cable glands 2 x M40 GHG 265 0010 R0005
3-pin emergency switch 125 A with cable glands 2 x M63 / 1 x M25 GHG 265 0010 R0002
6-pin safety switch 125 A with cable glands 4 x M63 / 1 x M25 EXKO 224716 K 0000
6-pin emergency switch 125 A with cable glands 4 x M63 / 1 x M25 EXKO 224726 K 0000

Optional explosion-protected version with auxiliary contacts.

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