Page 766 - Motor protection and control Manual motor starters, contactors and overload relays

7/10 ABB MOTOR PROTECTION AND CONTROL

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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
Temperature threshold (relay de-energizes) 2.7-3.7 kW
Temperature hysteresis (relay energizes) 1.7-2.3 kW
Short-circuit threshold (relay de-energizes) <18 W
Short-circuit hysteresis (relay energizes) >45 W
Maximum total resistance of sensors connected in series (cold state) m1.5 kW
Maximum sensor cable length for short-circuit detection 2 x 100 m at 0.75 mm², 2 x 400 m at 2.5 mm²
Response 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)
Contact material AgCdO
Rated voltage VDE 0110, IEC 664-1, IEC 60947-1 250 V
Maximum switching voltage 250 V
Rated operating current I e (IEC/EN 60947-5-1) AC-12 (resistive) at 230 V 4 A
07
AC-15 (inductive) at 230 V 3 A
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 (W x H x D) 22.5 x 78 x 78.5 mm (0.89 x 3.07 x 3.09 in)
Duty time 100 %
Weight approx. 0.11 kg (0.24 lb)
Mounting position any
Degree of protection housing / terminals IP50 / IP20
Ambient temperature range operation -20...+60 °C
storage -40...+85 °C
Mounting DIN rail (IEC/EN 60715)
Electrical connection
Wire size 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)
Standards
Product standard IEC 255-6, EN 60255-6
Low Voltage Directive 2006/95/EC
EMC Directive 2004/108/EC, 91/263/EEC, 92/31/EEC, 93/68/EEC, 93/67/EEC
Electromagnetic compatibility
electrostatic discharge IEC/EN 61000-4-2 Level 3 (6 kV / 8 kV)
radiated, radio-frequency, electromagnetic field IEC/EN 61000-4-3 Level 3 (10 V/m)
electrical fast transient /burst IEC/EN 61000-4-4 Level 3 (2 kV / 5 kHz)
surge IEC/EN 61000-4-5 Level 3/4 (1/2 kV)
conducted disturbances, induced by radio- IEC/EN 61000-4-6 Level 3 (10 V)
frequency fields
Operational reliability (IEC 68-2-6) 6 g
Resistance to vibration (IEC 68-2-6) 10 g
Environmental testing (IEC 68-2-30) 24 h cycle time, 55 °C, 93 % rel., 96 h
Electromagnetic compatibility
Rated voltage between supply, measuring and output circuit 250 V
Rated impulse withstand voltage between all isolated circuits 4 kV / 1.2 - 50 μs
Test voltage between all isolated circuits 2.5 kV, 50 Hz, 1 min.
Pollution degree 3
Overvoltage category III