Estimated Lead Time : 4 – 6 weeks.
Manufacturer: Scheinder Electric
Part number: RM22TU21
Modular 3 phase undervoltage control relay, Harmony, 8A, 2CO, 200…240V AC
Main
Range of product : Harmony Control Relays
Product or component type : 3-phase control relay
Relay type : Control relay
Network number of phases : 3 phases
Relay name : RM22TR
Relay monitored parameters
Undervoltage detection
Phase sequence
Phase failure detection
Time delay type : Without
Switching capacity in VA : 2000 VA
Measurement range : 200…240 V voltage AC
contacts type and composition : 2 C/O
Complementary
Reset time : 1500 ms at maximum voltage
Maximum switching voltage : 250 V AC
Minimum switching current : 10 mA at 5 V DC
Maximum switching current : 8 A AC
[Us] rated supply voltage : 200…240 V AC
Supply voltage limits : 160…288 V AC
operating limits : – 20 % + 20 % Un
Power consumption in VA : 10 VA at 240 V AC 60 Hz
Voltage detection threshold : < 100 V AC supply voltage frequency : 50...60 Hz +/- 10 % Output contacts : 2 C/O Nominal output current : 8 A Setting accuracy of the switching threshold : +/- 10 % of the full scale Switching threshold drift <= 0.05 % per degree centigrade depending permissible ambient air temperature <= 1 % within the supply voltage range Setting accuracy of time delay : 10 P Time delay drift <= 0.05 % per degree centigrade depending permissible ambient air temperature <= 1 % within the supply voltage range Hysteresis : 2 % fixed of selectable run-up delay at power-up : 650 ms Maximum measuring cycle : 150 ms measurement cycle as true rms value Threshold adjustment voltage : 2...20 % of Un selected Voltage range : 200...240 V phase to phase 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 : <= 300 ms Overvoltage category III conforming to IEC 60664-1 III conforming to UL 508 Insulation resistance : > 100 MOhm at 500 V DC conforming to IEC 60255-27
Mounting position : Any position
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
Status LED
LED (yellow) relay ON
LED (green) power ON
Mounting support : 35 mm DIN rail conforming to EN/IEC 60715
Electrical durability : 100000 cycles
Mechanical durability : 10000000 cycles
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
Safety reliability data
MTTFd = 388.1 years
B10d = 350000
contacts material : Cadmium free
Width : 22.5 mm
Net weight : 0.09 kg
Shipping Weight : 1 Kg












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