Schneider RM35TM50MW motor voltage and temperature control relay - RM35-T - 2...

The Schneider Electric RM35TM50MW is a motor voltage and temperature control relay from the Harmony Control Relays range, designed for three-phase supply applications. It monitors phase sequence, phase loss, and motor winding temperature via PTC sensors simultaneously. The relay accepts a control supply of 24...240 V AC/DC and provides 2 NO output contacts rated at 5 A.

Technical specifications:

• Commercial reference: RM35TM50MW
• Manufacturer: Schneider Electric
• EAN: 3389119405287
• Series / range: Harmony Control Relays (RM35TM)
• Monitored parameters: Phase sequence, phase loss, motor temperature via PTC sensors
• Voltage measurement range: 208...480 V AC
• Control supply voltage: 24...240 V AC/DC, 50/60 Hz (non self-powered)
• Output contacts: 2 NO, 5 A rated
• PTC trip threshold: 3100 Ohm +/- 10%
• PTC reset threshold: 1650 Ohm +/- 10%
• Pick-up delay: 500 ms
• Width: 35 mm
• Weight: 0.13 kg
• IP protection: IP20 (terminals), IP30 (enclosure), IEC 60529
• Operating temperature: -20...50°C
• Storage temperature: -40...70°C
• Mounting: 35 mm DIN rail (IEC 60715)
• Connection: Screw terminals, 0.5...4 mm² solid / 0.2...2.5 mm² flexible
• Certifications: GL, UL, GOST, C-Tick, CSA, CE

Features and benefits:

• Combines phase sequence, phase loss, and PTC temperature monitoring in one compact relay
• Wide control supply range (24...240 V AC/DC) suits a broad variety of panel supply voltages without additional transformers
• LED local indication: green for device energized, yellow for phase fault (R2), yellow for thermal fault (R1)
• Mounts in any position on 35 mm DIN rail without performance derating
• 30,000,000 mechanical cycle durability ensures long service life in demanding environments

Applications:

• Protection of three-phase motors against phase sequence errors and phase loss in industrial installations
• Thermal protection of motor windings via PTC thermistor probes embedded in the motor
• Motor control panels in industrial automation and manufacturing environments
• Protection of pumps, fans, compressors, and conveyors in continuous operation

Compliant with IEC 60255-6 and IEC 60034-11-2. Part of the Schneider Electric Harmony Control Relays range.

Also known as: Schneider RM35TM50MW, Schneider Electric RM35TM50MW, motor temperature protection relay, PTC motor protection relay.