RCMA423-D 

AC/DC sensitive residual current monitoring device (type B) with LC display acc. to DIN EN 62020 (VDE 0663), IEC 62020 for monitoring of residual currents using measuring current transformers.

Supply voltage:  RCMA423-D-1   
AC 16...72 V, 42...460 Hz; DC 9.6...94 V
RCMA423-D-2: AC 70...300 V, 42...460 Hz; DC 70...300 V
Measuring current transformer type:  W20AB, W35AB, W60AB, W120AB, W210AB
Measurement and display range:  3...6 A, True r.m.s.
Frequency range:  0...2000 Hz
Operating characteristics:  Type B acc. to IEC 60755
IΔn2 (Main alarm):  30 mA...3A
IΔn1 (Pre-warning):  50...100 % of IΔn2, min. 15 mA 
Start-up delay : 0...10 s
Response delay : 0...10 s (), 1 s ()
Delay on release :  0...99 s
Response time: 1 x : 180 ms, 5 x : 30 ms
Measured value memory: 1 operating value
Indicators: LEDs for Power On, Alarm 1, Alarm 2, LC display
Buttons: TEST/RESET/MENU button internal
Combined TEST/RESET button external

Alarm relays:
Two alarm relays with one potential-free changeover contact each
Fault memory, N/O and N/C selectable

Other: Password protection, self-monitoring

The enclosure (2TE) can be sealed and is suitable for:
- Installation into standard distribution panels acc. to DIN 43871
- DIN rail mounting acc. to DIN EN 60715
- Screw mounting

Manufacturer:
Bender GmbH & Co. KG
Londorfer Straße 65
D-35305 Gruenberg
Telephone: +49 6401/807-0 
Fax: +49 6401/807-259

Type: RCMA423-D-..