RM35TM250MW
Product ID:33459
Updated: 2026/7/14
Key Features
- 1Accurately monitor and control motor voltage and temperature.
- 2Automatically detect phase failures for quick fault identification.
- 3Ensure proper phase sequence for reliable system operation.
- 4Select memory function for customizable control settings.
- 5Install easily on DIN rails for flexible space use.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Harmony Control Relays | Relay Type | Motor temperature control relay |
| Product Specific Application | For 3-phase supply | Relay name | RM35TM |
| Relay monitored parameters | Phase failure detection<br />Phase sequence<br />Test/reset button<br />Motor temperature via PTC probe<br />Selection (with or without memory) | Measurement range | 208...480 V AC<br />15...3100 Ohm |
| time delay | Without | Output contacts | 2 NO |
| Nominal output current | 5 A | Contacts type and composition | 2 NO |
| [Uc] control circuit voltage | <= 3.6 V temperature control circuit T1-T2 terminals open) | [Un] rated nominal voltage | 24...240 V AC/DC 50/60 Hz, non self-powered |
| Supply voltage limits | 20.4…264 V AC<br />20.4…264 V DC | Reset time | 10000 ms output |
| Maximum switching voltage | 250 V AC<br />250 V DC | Switching capacity in VA | 1250 VA |
| Minimum switching current | 10 mA 5 V DC | Maximum switching current | 5 A AC<br />5 A DC |
| Power consumption in VA | 0…4 VA 24...240 V AC | power consumption | 0.5 W DC |
| Control circuit frequency | 50...60 Hz +/- 10 % | Resistance across terminals | 602 mOhm |
| Measurement voltage limits | 176…528 V AC | delay at power up | 500 ms |
| Voltage range | 176...528 V | Response time | > 50 ms (input Y1 (contact Y1-T1) and push-button) |
| Short-circuit current | 0.007 A temperature sensing circuit T1-T2 terminals short circuited) | Maximum resistance | 1500 Ohm temperature sensor 68 °F (20 °C) |
| Tripping threshold | 3100 Ohm +/- 10 % temperature control circuit | Reset threshold | 1650 Ohm +/- 10 % temperature control circuit |
| Insulation resistance | > 500 MOhm 500 V DC between supply and relay output IEC 60255-5<br />> 500 MOhm 500 V DC between measurement and relay output IEC 60664-1<br />> 1 MOhm 500 V DC between supply and measurement IEC 60255-5<br />> 500 MOhm 500 V DC between supply and relay output IEC 60664-1<br />> 500 MOhm 500 V DC between measurement and relay output IEC 60255-5<br />> 1 MOhm 500 V DC between supply and measurement IEC 60664-1 | [Ui] rated insulation voltage | 400 V IEC 60664-1 |
| Supply frequency | 50/60 Hz +/- 10 % | Operating position | Any position without derating |
| 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...1 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 | Local signalling | for power ON LED (green)<br /> for phase of relay (R2) LED (yellow)<br /> for temperature of relay (R1) LED (yellow) |
| Mounting support | 35 mm symmetrical DIN rail conforming to IEC 60715 | Electrical durability | 10000 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 | Width | 1.4 in (35 mm) |
| Net Weight | 0.29 lb(US) (0.13 kg) | Control Type | With test button |
| Immunity to microbreaks | 20 ms 20.4 V | 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 IEC 61000-6-2 |
| Standards | IEC 60255-6<br />IEC 60034-11-2 | Product Certifications | CSA<br />C-tick<br />GOST<br />UL<br />GL |
| marking | CE | Directives | 73/23/EEC - low voltage directive<br />89/336/EEC - electromagnetic compatibility |
| Ambient Air Temperature for Storage | -40…158 °F (-40…70 °C) | Ambient air temperature for operation | -4…122 °F (-20…50 °C) |
| Relative humidity | 95 % 131 °F (55 °C) IEC 60068-2-30 | 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 | 15 gn 11 ms IEC 60255-21-1 | IP degree of protection | IP20 IEC 60529 terminals)<br />IP30 IEC 60529 casing) |
| Pollution degree | 3 IEC 60664-1 | Overvoltage category | III IEC 60664-1 |
| Dielectric test voltage | 2 kV AC 50 Hz, 1 min | Non-dissipating shock wave | 4 kV |
Specifications may be subject to change without notice
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