Schneider Electric RM22UA21MR
MPNRM22UA21MR
Active
HARMONY, MODULAR 1-PHASE OVERVOL
$55.88Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Type | Voltage control relay |
| Control type | With test button |
| Range of product | Harmony Control Relays |
| Supply circuit type | DC |
| Product or component type | Voltage control relay |
| Contacts type and composition | 2 C/O |
| Supply voltage limits | 20.4...264 V AC/DC |
| Dielectric test voltage | 2.5 kV AC 50 Hz, 1 min IEC 60255-27 |
| Maximum switching voltage | 250 V AC |
| [Un] rated nominal voltage | 24...240 V AC/DC 50/60 Hz, non self-powered |
| Maximum switching current | 8 A AC |
| Minimum switching current | 10 mA 5 V DC |
All specifications
| Parameter | Value |
|---|---|
| Delay at power up | 600 ms |
| Power consumption in | 3.5 VA AC |
| Maximum power consumption in | 1.5 W DC |
| Phases | 1 phase |
| Utilisation category | AC-15 IEC 60947-5-1 DC-13 IEC 60947-5-1 AC-1 IEC 60947-4-1 DC-1 IEC 60947-4-1 |
| IP degree of protection | IP20 IEC 60529 terminals) IP40 IEC 60529 housing) IP50 IEC 60529 front panel) |
| Mounting support | 35 mm DIN rail conforming to IEC 60715 |
| 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 |
| Resistance across terminals | 30 kOhm E2-M terminals 5 kOhm E1-M terminals 50 kOhm E3-M terminals |
| Response time | 100 MOhm 500 V DC |
| Pollution degree | 3 IEC 60664-1 |
| Shock resistance | 15 gn 11 ms) not in operation IEC 60068-2-27 5 gn 11 ms) in operation IEC 60068-2-27 |
| Relative humidity | 93...97 % 77...131 °F (25...55 °C) IEC 60068-2-30 |
| Vibration resistance | 0.075 mm 10...58.1 Hz) not in operation IEC 60068-2-6 1 gn 10...58.1 Hz) not in operation IEC 60068-2-6 0.035 mm 58.1...150 Hz) in operation IEC 60068-2-6 0.5 gn 58.1...150 Hz) in operation IEC 60068-2-6 |
| Width | 0.9 in (22.5 mm) |
| Housing material | Polycarbonate |
| Contacts material | Cadmium free |
| Electrical durability | 100000 cycles |
| Mechanical durability | 10000000 cycles |
| Standards | IEC 60255-1 |
| Category | US10CP222380 |
| Hysteresis | 5...50 % adjustable threshold setting |
| Insulation | Between supply and measurement |
| Relay name | RM22UA |
| Reset time | 1500 ms at maximum voltage |
| Time delay | Without |
| Output contacts | 2 C/O |
| Repeat accuracy | +/- 0.5 % input and measurement circuit |
| Measurement error | < 1 % over the whole range with voltage variation 0.05 %/°C with temperature variation |
| Measurement range | 0.05...5 V AC/DC |
| Tightening torque | 5.3...8.9 lbf.in (0.6...1 N.m) IEC 60947-1 |
| Overvoltage category | III conforming to IEC 60664-1 |
| Immunity to microbreaks | 10 ms |
| Maximum measuring cycle | 100 ms measurement cycle as true rms value |
| Safety reliability data | B10d = 290000 MTTFd = 308.2 years |
| Switching capacity in | 2000 VA |
| Relay monitored parameters | Overvoltage detection |
| Electromagnetic compatibility | Immunity 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 storage | -40...158 °F (-40...70 °C) |
| Ambient air temperature for operation | -4...122 °F (-20...50 °C) 60 Hz -4...140 °F (-20...60 °C) 50 Hz |
MPN
RM22UA21MR