RM22UA33MR Schneider Electric Overvoltage and undervoltage control relay 15V…500Vac/dc, 2 C/O

RM22UA33MR Schneider Electric Overvoltage and undervoltage control relay 15V…500Vac/dc, 2 C/O

Old Price: AED 442.840

New Price: AED 438.750 (1%)

  • Simplified panel design due to 22.5mm width same as 2-pole circuit breaker
  • Experience unprecedented accuracy, predictive maintenance, and superior security.
  • Provides automatic shutdown management and fault information for a quick fault identification and troubleshooting


This Harmony RM22-UA relay allows monitoring of voltage control in single phase networks. This modular multi function single phase voltage control relay is ideal for monitoring of electrical values in industrial and building control panels. It applies to a wide type of industrial automation applications such as hoisting, packaging, lifts, textile, water. It has one of market slim form-factors with 22.5mm width, allowing for a flexible and easy installation on DIN rail, using the same space as any modular 1-pole DIN device. It also offers a diagnostic button, sealable cover, simple and precise settings with screw trimmers. It provides automatic shutdown management and fault information to user for a quick fault identification and troubleshooting. multi function controller for wide choice selected in hard-wired logic automated systems, ideal for refurbishment of old installations without using a PLC.

Range of productHarmony Control Relays
Relay typeVoltage control relay
Product or component typeVoltage control relay
Network number of phases1 phase
Supply circuit typeDC
Relay nameRM22UA
Relay monitored parametersUndervoltage and overvoltage in window mode
Overvoltage or undervoltage detection
time delayAdjustable 0.1...30 s, +/- 10 % of the full scale value Tt- time delay upon fault
Switching capacity in VA2000 VA
Measurement range15...500 V AC/DC
Contacts type and composition2 C/O
Reset time1500 ms at maximum voltage
Maximum switching voltage250 V AC
Minimum switching current10 mA at 5 V DC
Maximum switching current8 A AC
Supply voltage limits20.4…264 V AC/DC
Power consumption in VA3.5 VA AC
Maximum power consumption in W1.5 W DC
Immunity to microbreaks10 ms
Resistance across terminals150 kOhm at E2-M terminals
300 kOhm at E1-M terminals
500 kOhm at E3-M terminals
Output contacts2 C/O
nominal output current8 A
Hysteresis3 % fixed of full scale for window mode
5…50 % adjustable of threshold setting
delay at power up600 ms
Maximum measuring cycle100 ms measurement cycle as true rms value
Repeat accuracy+/- 0.5 % for input and measurement circuit
+/- 2 % for time delay
Measurement error< 1 % over the whole range with voltage variation
0.05 %/°C with temperature variation
Response time<= 500 ms
Insulation resistance> 100 MOhm at 500 V DC
Overvoltage categoryIII conforming to IEC 60664-1
InsulationBetween supply and measurement
Connections - terminalsScrew 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 torque0.6…1 N.m conforming to IEC 60947-1
Housing materialSelf-extinguishing plastic
Mounting support35 mm DIN rail conforming to IEC 60715
Electrical durability100000 cycles
Mechanical durability10000000 cycles
Utilisation categoryAC-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
[Un] rated nominal voltage24...240 V AC/DC 50/60 Hz, non self-powered
Safety reliability dataMTTFd = 308.2 years
B10d = 290000
Contacts materialCadmium free
control typeWith test button
Width22.5 mm
Product weight0.11 kg
Electromagnetic compatibilityImmunity for residential, commercial and light-industrial environments conforming to IEC 61000-6-1
Immunity for industrial environments conforming to IEC 61000-6-2
Emission standard for residential, commercial and light-industrial environments conforming to IEC 61000-6-3
Emission standard for industrial environments conforming to IEC 61000-6-4
Electrostatic discharge - test level: 6 kV level 3 (contact discharge) conforming to IEC 61000-4-2
Electrostatic discharge - test level: 8 kV level 3 (air discharge) conforming to IEC 61000-4-2
Radiated radio-frequency electromagnetic field immunity test - test level: 10 V/m level 3 conforming to IEC 61000-4-3
Electrical fast transient/burst immunity test - test level: 4 kV level 4 (direct) conforming to IEC 61000-4-4
Electrical fast transient/burst immunity test - test level: 2 kV level 4 (capacitive coupling) conforming to IEC 61000-4-4
Surge immunity test - test level: 4 kV level 4 (common mode) conforming to IEC 61000-4-5
Surge immunity test - test level: 2 kV level 4 (differential mode) conforming to IEC 61000-4-5
Conducted and radiated emissions class B group 1 conforming to CISPR 11
Conducted and radiated emissions class B conforming to CISPR 22
Ambient air temperature for operation-20…50 °C at 60 Hz
-20…60 °C at 50 Hz
StandardsIEC 60255-1
Product certificationsRCM
UL
EAC
CSA
CE
GL
CCC
Ambient air temperature for storage-40…70 °C
Relative humidity93…97 % at 25…55 °C conforming to IEC 60068-2-30
Vibration resistance0.075 mm (f= 10…58.1 Hz) not in operation conforming to IEC 60068-2-6
1 gn (f= 10…58.1 Hz) not in operation conforming to IEC 60068-2-6
0.035 mm (f= 58.1…150 Hz) in operation conforming to IEC 60068-2-6
0.5 gn (f= 58.1…150 Hz) in operation conforming to IEC 60068-2-6
Shock resistance15 gn (duration = 11 ms) for not in operation conforming to IEC 60068-2-27
5 gn (duration = 11 ms) for in operation conforming to IEC 60068-2-27
IP degree of protectionIP20 (terminals) conforming to IEC 60529
IP40 (housing) conforming to IEC 60529
IP50 (front panel) conforming to IEC 60529
Pollution degree3 conforming to IEC 60664-1
Dielectric test voltage2.5 kV, 1 min AC 50 Hz conforming to IEC 60255-27
Unit Type of Package 1PCE
Number of Units in Package 11
Package 1 Height2.600 cm
Package 1 Width8.200 cm
Package 1 Length9.500 cm
Package 1 Weight122.000 g
Unit Type of Package 2S02
Number of Units in Package 240
Package 2 Height15.000 cm
Package 2 Width30.000 cm
Package 2 Length40.000 cm
Package 2 Weight5.390 kg

 

 


 

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