Page 801 - ABB_Motor _Protection_and_Control_catalogue_20221216

ABB MOTOR PROTECTION AND CONTROL 7/11

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Thermistor motor protection relays
Technical data - CM-MSE

Data at T a = 25 °C and rated values, unless otherwise indicated
Supply circuit - Input circuit CM-MSE
Rated control supply voltage U s power consumption 1SVR550805R9300 24 V AC approx. 1.5 A
1SVR550800R9300 110-130 V AC approx. 1.5 A
1SVR550801R9300 220-240 V AC approx. 1.5 A
Rated control supply voltage U s tolerance -15...+10 %
Rated frequency 50-60 Hz
Measuring circuit
Monitoring function T1-T2 temperature monitoring by means of PTC sensors
Number of sensor circuits 1
Sensor circuit
Sensor type PTC type A (IEC/EN 60947-8)
Max. total resistance of sensors connected in series, cold state ≤1.0 kW
Overtemperature monitoring switch-off resistance 2.0-3.0 kW
(relay de-energizes)
switch-on resistance 1.2-1.65 kW
(relay energizes)
Maximum voltage in sensor circuit 4 kW 5 V
∞ kW 15 V
Maximum current in sensor circuit 2 mA
Maximum sensor cable length 2 x 100 m at 0.75 mm², 2 x 400 m at 2.5 mm²
Reaction time <100 ms
Output circuit
Kind of output 13-14 1 n/o contact
Operational principle closed-circuit principle (output relay de-energizes if the measured value exceeds/drops
below the adjusted threshold) 07
Maximum switching voltage 250 V
Rated operating voltage U e and AC-12 (resistive) at 230 V 4 A
AC-15 (inductive) at 230 V 3 A
rated operating current I e
DC-12 (resistive) at 24 V 4 A
DC-13 (inductive) at 24 V 2 A
AC Rating (UL 508) utilization category (Control Circuit Rating Code) B 300
maximum rated operational voltage 300 V AC
maximum continuous thermal current at B 300 5 A
maximum making/breaking apparent power at B 300 3600/360 VA
general purpose rating 250 V AC - 4 A
Mechanical lifetime 30 x 10 switching cycles
6
Electrical lifetime at AC12, 230 V AC, 4 A 0.1 x 10 switching cycles
6
Maximum fuse rating to achieve short-circuit n/c contact 10 A fast-acting
protection n/o contact 10 A fast-acting
General data
Dimensions 22.5 x 78 x 78.5 mm (0.89 x 3.07 x 3.09 in)
Duty cycle 100 %
Mounting DIN rail (IEC/EN 60715)
Mounting position any
Degree of protection housing / terminals IP50 / IP20
Electrical connection
Connecting capacity fine strand with wire end ferrule 2 x 1.5 mm² (2 x 16 AWG)
fine strand without wire end ferrule 2 x 0.75-1.5 mm² (2 x 18-16 AWG)
rigid 2 x 1-1.5 mm² (2 x 18-16 AWG)
Stripping length 2 x 0.75-1.5 mm² (2 x 18-16 AWG)
Tightening torque 0.6-0.8 Nm (5.31-7.08 lb.in)
Environmental data
Ambient temperature Operation -20...+60 °C
ranges Storage -40...+85 °C
Damp heat IEC/EN 60068-2-30 +40 °C, 93 % RH, 4 days
Vibration withstand IEC/EN 60062-2-6 10-57 Hz: 0.075 mm; 57-150 Hz: 1 g
Isolation data
Rated insulation voltage U i 250 V
4 kV / 1.2 - 50 μs
Rated impulse withstand voltage U imp
Pollution degree 3
Overvoltage category III