Estimated Lead Time : 4 – 6 weeks.
Manufacturer: Scheinder Electric
Part number: RM22UA22MR
Modular 1 phase overvoltage control relay, Harmony, 8A, 2CO, 1…100V AC DC measurement, 24…240V AC DC
Main
Range of product : Harmony Control Relays
Product or component type : Voltage control relay
Relay type : Voltage control relay
Network number of phases : 1 phase
Supply circuit type : DC
Relay name : RM22UA
Relay monitored parameters : Overvoltage detection
time delay : Without
Switching capacity in VA : 2000 VA
Minimum switching current : 10 mA at 5 V DC
Maximum switching current : 8 A AC
Power consumption in VA : 3.5 VA AC
Measurement range : 1…100 V voltage AC/DC 50/60 Hz
Utilisation category
AC-15 conforming to IEC 60947-5-1
DC-13 conforming to IEC 60947-5-1
AC-1 conforming to IEC 60947-4-1
DC-1 conforming to IEC 60947-4-1
contacts type and composition : 2 C/O
Complementary
Reset time : 1500 ms at maximum voltage
Maximum switching voltage : 250 V AC
[Us] rated supply voltage : 24…240 V AC/DC 50/60 Hz
Supply voltage limits : 20.4…264 V AC/DC
Maximum power consumption in W : 1.5 W DC
Immunity to microbreaks : 10 ms
Resistance across terminals
110 kOhm at E2-M terminals
22 kOhm at E1-M terminals
220 kOhm at E3-M terminals
Output contacts : 2 C/O
Maximum measuring cycle : 100 ms measurement cycle as true rms value
Hysteresis : 5…50 % adjustable of threshold setting
delay at power up : 600 ms
Repeat accuracy : +/- 0.5 % for input and measurement circuit
Measurement error
< 1 % over the whole range with voltage variation 0.05 %/°C with temperature variation Response time : <= 500 ms Overvoltage category : III conforming to IEC 60664-1 Insulation resistance : > 100 MOhm at 500 V DC
insulation : Between supply and measurement
Connections – terminals
Screw terminals, 2 x 0.5…2 x 2.5 mm² (AWG 20…AWG 14) solid without cable end
Screw terminals, 2 x 0.2…2 x 1.5 mm² (AWG 24…AWG 16) flexible with cable end
Screw terminals, 1 x 0.5…1 x 3.3 mm² (AWG 20…AWG 12) solid without cable end
Screw terminals, 1 x 0.2…1 x 2.5 mm² (AWG 24…AWG 14) flexible with cable end
Tightening torque : 0.6…1 N.m conforming to IEC 60947-1
Housing material : Self-extinguishing plastic
Mounting support : 35 mm DIN rail conforming to EN/IEC 60715
Electrical durability : 100000 cycles
Mechanical durability : 10000000 cycles
contacts material : Cadmium free
Safety reliability data
B10d = 290000
MTTFd = 308.2 years
Width : 22.5 mm
Net weight : 0.11 kg
Compatibility code : RM22
Shipping Weight : 1 Kg









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