Bender AGH204S-4 Coupling Device

The coupling device AGH204S-4 is designed to extend the nominal voltage range of the ISOMETER® iso685… and IRDH… series to AC, 3(N)AC 0…1650/0…1300 V, 50…400 Hz.

The coupling device is connected to the system to be monitored according to the wiring diagram and connected to the terminal AK of the ISOMETER® by means of terminal AK… .

Operating mode :- continuous operation

Rated insulation voltage :- AC 1500 V

Impulse voltage test (basic insulation) :-  ≥ AC 10.4 kV

AC voltage test (basic insulation) :- ≥ AC 5 kV

Nominal system voltage Un (including DC components) :- 0…1300 V

Nominal system voltage Un (AC only) :-  0…1650 V

 Nominal frequency fn :- 50…400 Hz

Coupling to AK80 :- 80 kΩ

Coupling to AK160 :- 160 kΩ

Ambient temperature (during operation) :-  -10…+55 °C

Ambient temperature for UL applications (during operation) :-  -10…+45 °C

Ambient temperature (during storage) :- -40…+70 °C

Connection properties rigid/flexible:-  0.2…4 mm²/0.2…2.5 mm²

Tightening torque:- 0.5 Nm

Conductor sizes (AWG) :- 24…12

Degree of protection, internal components :- IP30

Degree of protection, terminals :- IP20