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mTCR
mTCR Explosion-proof telephone connecting relay
This product has the following explosion protection:
II 2 G Ex e ib mb IIC T4 Gb
II 2 D Ex tb IIIC T135 °C Db
-40 °C ≤ Ta ≤ +70°C

Order no.

410100100
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mTCR Explosion-proof telephone connecting relay

  • Explosion-proof telephone connecting relay
  • Potential-free contacts for individual connection of up to 2 visual or audible signalling devices
  • Call break bypass can be individually adjusted
  • High degree of protection IP 66
  • Housing made of electrostatically conductive glass-fibre-reinforced polyester

Especially suitable for

Technical data

Input impedance≥ 8.0 KΩ at 20–68 Hz and 30–100 V A
ConnectionCall voltage of analogue telephone network, AC 30 V–100 V (TNV-3)
Housingglass-fibre-reinforced polyester black
Type of mountingvertical
Operating temperature-40 °C / +70 °C
Degree of protectionIP66
Tone ringing impedance≥ 8 kΩ (@ 30 V … 100 V / 20 … 68 Hz)
Weight1,1 kg
Umax = AC 250 V, Imax = 5 A
(see operating manual)
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