Products

Accessories for Ex9B/Ex9PN devices

Accessories is designed in the way to be possible to combine different types with one installation device. It can be used up to two releases plus up to three units of auxiliary or signal contacts (two units in case of AX3122 with two pairs of contacts) plus one unit of RCD-block (only for Ex9B MCBs).

Release units are mounted from the left to the installation device.

Auxiliary and signal contact units to be mounted from the left to the device or to the release unit(s) when installed. Contact units are equipped with changeover (CO) combination(s) of contacts.

  • Auxiliary contacts synchronous with main contacts of the device
  • Signal contacts active on electrical tripping of the circuit breaker (tripping signal contacts)
  • Shunt trip releases
  • Undervoltage releases
  • Overvoltage release
  • According to EN 60947-1 and EN 60947-5-1

 

Documents Technical parameters
Tested according to IEC/EN 60947-1, IEC/EN 60947-5-1
Rated op. voltage 240/415 V AC, 24/48/130 V DC
Min. op. voltage per contact Umi 24 V AC/DC
Rated frequency 50/60 Hz
Rated op. current I e AC 6 A (240 V), 3 A (415 V)
Rated op. current Ie DC 6 A (24 V), 2 A (48 V), 1 A (130 V
Rated thermal current I 6 A
Rated op. current I e , ut. cat. AC-12 6 A (240 V), 3 A (415 V)
Rated op. current I e , ut. cat. DC-12 6 A (24 V), 2 A (48 V), 1 A (130 V)
Gallery