Terms & Conditions
Locations
"This Harmony RM17-U control relay allows monitoring of overvoltage control." "This modular control relay is ideal for monitoring of electrical values and voltage variation 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 selectable memory function, integral LED for indicating control status, sealable cover, with 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." 0 0 0 0 0 0 0 0 0
Products specifications
| Attribute name | Attribute value |
|---|---|
| Main | |
| [Uc] control circuit voltage | 24...240 V |
| Relay type | voltage control relay |
| Relay name | RM22UA |
| Power consumption in VA | 3.5-3.5 VA AC |
| Measurement range | 0.05...5 V voltage AC/DC 50/60 Hz |
| Range of product | Harmony Control Relays |
| Maximum switching current | 8 A AC |
| Supply circuit type | DC |
| [In] rated current | 8 A |
| Relay monitored parameters | overvoltage detection |
| Time delay type | without |
| Contacts type and composition | 2 C/O |
| Utilisation category | DC-1 conforming to IEC 60947-4-1, AC-1 conforming to IEC 60947-4-1, DC-13 conforming to IEC 60947-5-1, AC-15 conforming to IEC 60947-5-1 |
| Network number of phases | 1 phase |
| Product or component type | voltage control relay |
| Switching capacity in VA | 2000 VA |
| Connections - terminals | screw connectors |
| Minimum switching current | 10 mA at 5 V DC |
| Complementary | |
| Tightening torque | 0.6-1 N.m conforming to IEC 60947-1 |
| Resistance across terminals | 50 kOhm at E3-M terminals, 5 kOhm at E1-M terminals, 30 kOhm at E2-M terminals |
| Compatibility code | RM22 |
| Mechanical durability | 10000000 cycles |
| Supply voltage limits | 20.4-264 V AC/DC |
| Insulation | between supply and measurement |
| Control type | with test button |
| Contacts material | cadmium free |
| Measurement error | 0.05 %/°C with temperature variation, < 1 % over the whole range with voltage variation |
| Insulation resistance | > 100 MOhm at 500 V DC |
| Safety reliability data | MTTFd = 308.2 years, B10d = 290000 |
| Repeat accuracy | +/- 0.5 % for input and measurement circuit |
| Electrical durability | 100000 cycles |
| Maximum power consumption in W | 1.5 W DC |
| Width | 22.5 mm |
| Housing material | self-extinguishing plastic |
| Mounting support | 35 mm DIN rail conforming to IEC 60715 |
| Overvoltage category | III conforming to IEC 60664-1 |
| Run-up delay at power-up | 600 ms |
| Connections - terminals | screw terminals, 1 x 0.2...1 x 2.5 mm² (AWG 24...AWG 14) 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, 2 x 0.2...2 x 1.5 mm² (AWG 24...AWG 16) flexible with cable end, screw terminals, 2 x 0.5...2 x 2.5 mm² (AWG 20...AWG 14) solid without cable end |
| Reset time | 1500 ms at maximum voltage |
| Maximum switching voltage | 250 V AC |
| Net weight | 0.11 kg |
| Response time | <= 500 ms |
| Immunity to microbreaks | 10 ms |
| Output contacts | 2 C/O |
| [Us] rated supply voltage | AC/DC non self-powered |
| Hysteresis | 5-50 % adjustable of threshold setting |
| Maximum measuring cycle | 100 ms measurement cycle as true rms value |
| Environment | |
| Relative humidity | 93-97 % at 25-55 °C conforming to IEC 60068-2-30 |
| Ambient air temperature for storage | -40-70 °C |
| Pollution degree | 3 conforming to IEC 60664-1 |
| IP degree of protection | IP50 (front panel) conforming to IEC 60529, IP40 (housing) conforming to IEC 60529, IP20 (terminals) conforming to IEC 60529 |
| Ambient air temperature for operation | -20-60 °C at 50 Hz, -20-50 °C at 60 Hz |
| Electromagnetic compatibility | conducted and radiated emissions class B conforming to CISPR 22, conducted and radiated emissions class B group 1 conforming to CISPR 11, surge immunity test - test level: 2 kV level 4 (differential mode) conforming to IEC 61000-4-5, surge immunity test - test level: 4 kV level 4 (common mode) conforming to IEC 61000-4-5, electrical fast transient/burst immunity test - test level: 2 kV level 4 (capacitive coupling) conforming to IEC 61000-4-4, electrical fast transient/burst immunity test - test level: 4 kV level 4 (direct) conforming to IEC 61000-4-4, radiated radio-frequency electromagnetic field immunity test - test level: 10 V/m level 3 conforming to IEC 61000-4-3, electrostatic discharge - test level: 8 kV level 3 (air discharge) conforming to IEC 61000-4-2, electrostatic discharge - test level: 6 kV level 3 (contact discharge) conforming to IEC 61000-4-2, emission standard for industrial environments conforming to IEC 61000-6-4, emission standard for residential, commercial and light-industrial environments conforming to IEC 61000-6-3, immunity for industrial environments conforming to IEC 61000-6-2, immunity for residential, commercial and light-industrial environments conforming to IEC 61000-6-1 |
| Vibration resistance | 0.5 gn (f= 58.1-150 Hz) in operation conforming to IEC 60068-2-6, 0.035 mm (f= 58.1-150 Hz) in operation conforming to IEC 60068-2-6, 1 gn (f= 10-58.1 Hz) not in operation conforming to IEC 60068-2-6, 0.075 mm (f= 10-58.1 Hz) not in operation conforming to IEC 60068-2-6 |
| Shock resistance | 5 gn (duration = 11 ms) for in operation conforming to IEC 60068-2-27, 15 gn (duration = 11 ms) for not in operation conforming to IEC 60068-2-27 |
| Dielectric test voltage | 2.5 kV, 1 min AC 50 Hz conforming to IEC 60255-27 |
| Standards | IEC 60255-1 |
| Product certifications | CE, RCM, CCC, GL, CSA, EAC, UL |
Only registered users can write reviews
Support 24/7
Supporting electricians, OEMs, and switchboard builders with fast, accurate support.
Easy Returns
One return policy for all products, we replace faulty ordered products.
Fast Shipping
Generally our delivery times are within 1-3 days from your order!
Free Delivery
Order over $499 and free shipping is unlocked on us.
