RM17UBE16
Product ID:33341
Updated: 2026/4/3

Key Features
- 1Operate independently without an external power source. 2、Monitor 20-80V AC/DC for versatile application compatibility. 3、Detect and respond to overvoltage and undervoltage conditions automatically. 4、Adjust time delay from 0.1 to 10 seconds for precise control. 5、Install easily on standard DIN rails to save panel space.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Harmony Control Relays | Relay Type | Voltage control relay |
| Product or Component Type | Voltage control relay | Product Specific Application | For single-phase and DC supply |
| Relay name | RM17UBE | Relay monitored parameters | Overvoltage and undervoltage detection |
| time delay | Adjustable 0.1...10 s, 0 + 10 % Tt- time delay upon fault | Switching capacity in VA | 1250 VA |
| Measurement range | 20...80 V AC/DC | Contacts type and composition | 1 C/O |
| Reset time | 1500 ms time delay | Maximum switching voltage | 250 V AC/DC |
| Minimum switching current | 10 mA 5 V DC | Maximum switching current | 5 A AC/DC |
| Supply voltage limits | 15…100 V AC/DC | Power consumption in VA | 0…3.9 VA AC |
| Maximum power consumption in W | 1.6 W DC | Control circuit frequency | 50...60 Hz +/- 10 % |
| Immunity to microbreaks | 20 ms | Output contacts | 1 C/O |
| Nominal output current | 5 A | Hysteresis | 5 % fixed threshold setting |
| Measurement accuracy | +/- 10 % of the full scale value | Polarity | Non reversible polarity on DC supply |
| delay at power up | 1000 ms DC<br />500 ms AC | Maximum measuring cycle | 150 ms measurement cycle as true rms value |
| Repeat accuracy | +/- 0.5 % input and measurement circuit<br />+/- 1 % time delay | Measurement error | < 1 % over the whole range with voltage variation<br />0.2 %/°C with temperature variation |
| Quality labels | CE | Insulation resistance | > 500 MOhm 500 V DC IEC 60255-5<br />> 500 MOhm 500 V DC IEC 60664-1 |
| Operating position | Any position without derating | Local signalling | for power ON LED (green)<br /> for relay ON LED (yellow) |
| Overvoltage category | III IEC 60664-1 | [Ui] rated insulation voltage | 250 V IEC 60664-1<br />400 V IEC 60664-1 |
| Connections - terminals | Screw terminals, 1 x 0.5...1 x 4 mm² AWG 20...AWG 11) solid without cable end<br />Screw terminals, 2 x 0.5...2 x 2.5 mm² AWG 20...AWG 14) solid without cable end<br />Screw terminals, 1 x 0.2...2 x 2.5 mm² AWG 24...AWG 12) flexible with cable end<br />Screw terminals, 2 x 0.2...2 x 1.5 mm² AWG 24...AWG 16) flexible with cable end | Tightening torque | 5.3…8.9 lbf.in (0.6…1 N.m) IEC 60947-1 |
| Housing material | Self-extinguishing plastic | Mounting support | 35 mm symmetrical DIN rail conforming to IEC 60715 |
| Electrical durability | 100000 cycles | Mechanical durability | 30000000 cycles |
| Operating rate | <= 360 operations/hour full load | Utilisation category | AC-12 IEC 60947-5-1<br />AC-13 IEC 60947-5-1<br />AC-14 IEC 60947-5-1<br />AC-15 IEC 60947-5-1<br />DC-12 IEC 60947-5-1<br />DC-13 IEC 60947-5-1<br />DC-14 IEC 60947-5-1 |
| [Un] rated nominal voltage | , self-powered | Safety reliability data | MTTFd = 502.2 years<br />B10d = 470000 |
| Control Type | Without test button | Width | 0.7 in (17.5 mm) |
| Net Weight | 0.18 lb(US) (0.08 kg) | Electromagnetic compatibility | Emission standard for industrial environments conforming to IEC 61000-6-4<br />Emission standard for residential, commercial and light-industrial environments conforming to IEC 61000-6-3<br />Immunity for industrial environments conforming to NF EN/IEC 61000-6-2 |
| Ambient air temperature for operation | -4…122 °F (-20…50 °C) | Vibration resistance | 0.35 mm 5…57.6 Hz)IEC 60068-2-6<br />1 gn 57.6…150 Hz)IEC 60255-21-1 |
| Shock resistance | 5 gn IEC 60068-2-27 | Standards | IEC 60255-6 |
| Product Certifications | C-tick<br />GOST<br />GL<br />CSA<br />UL | Ambient Air Temperature for Storage | -40…158 °F (-40…70 °C) |
| Relative humidity | 95 % 131 °F (55 °C) IEC 60068-2-30 | IP degree of protection | IP20 IEC 60529 terminals)<br />IP30 IEC 60529 casing) |
| Pollution degree | 3 IEC 60664-1 | Directives | 73/23/EEC - low voltage directive<br />89/336/EEC - electromagnetic compatibility |
| Dielectric test voltage | 2 kV AC 50 Hz, 1 min IEC 60255-5<br />2 kV AC 50 Hz, 1 min IEC 60664-1 | Non-dissipating shock wave | 4 kV IEC 60255-5<br />4 kV IEC 60664-1<br />4 kV IEC 61000-4-5 |
Specifications may be subject to change without notice
