- The reclosing-lock of the PTCresistor relay MSM220K is power-fail proof. Thus a tripping is being stored also over a loss of voltage. The integrated TEST-button enables a simple test of the device and the connected system.
+ 1 PTC resistor set 1... 6 PTC resistors
+ output relay with 1 changeover contact (co)
+ power-fail proof reclosing lock (disconnectible)
+ integrated RESET-button
+ link for externat RESET
+ integrated TEST-button
+ LEDs for operation and alarm
+ K-type housing, vertically arranged terminals, 22,5 mm wide
+ assembly on 35 mm DIN rail or with 2 screws M4 (option)
Thông số kỹ thuật
- Control voltage Us.......AC 230 - 240 V ± 10 % 50/60 Hz, 2 VA
- connectable PTC resistors.......1... 6 PTC according to DIN 44 081 or 44 082
- switching point.......< 4000 Ω
- output relay.......1 change-over contact (co)
- type of contact.......type 2 (see general technical informations)
- test conditions.......see general technical informations
- rated ambient temperature range.......-20... +55 °C
- dimensions (h x w x d).......design K: 75 x 22.5 x 110 [ mm ]
- attachment.......on 35 mm DIN rail according to DIN EN 50 022 or with screws M4 (option)
- protection housing / terminals.......IP 30 / IP 20
- weight.......approx. 145 g