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Phoenix REL-MR- 60DC/21 Single Relay
The Phoenix REL-MR- 60DC/21 Single Relay (Part No: 2961118 ) offers a 60 V DCnominal input voltage UN, 36 V DC ... 165 V DC input voltage range, 250 V AC/DC switching voltage, Plug / solder connection method. Manufactured by Phoenix under the Phoenix Single Relay category, this model belongs to the Phoenix REL Series.
| Brand | Phoenix Contact |
| Product Type | Single Relay |
| Model Number | REL-MR- 60DC/21 |
Phoenix REL-MR- 60DC/21 Single Relay β Technical Specifications
| Specification | Value |
|---|---|
| Product type | Single relay |
| Mechanical service life | 2x 107 cycles |
| Insulation | - |
| Overvoltage category | III |
| Pollution degree | 3 |
| Service life electrical | - |
| Maximum power dissipation for nominal condition | 0.18 W |
| Test voltage (Winding/contact) | 4 kV AC (50 Hz, 1 min., winding/contact) |
| Test voltage (Changeover contact/changeover contact) | - |
| Rated insulation voltage | - |
| Rated surge voltage | - |
| Nominal input voltage UN | 60 V DC |
| Input voltage range | 36 V DC ... 165 V DC |
| Drive and function | monostable |
| Drive (polarity) | non-polarized |
| Typical input current at UN | 3 mA |
| Typical response time | 2.5 ms |
| Coil voltage | - |
| Status display | - |
| Contact switching type | 1 changeover contact |
| Type of switch contact | Single contact |
| Contact material | AgSnO |
| Maximum switching voltage | 250 V AC/DC |
| Minimum switching voltage | 5 V (at 100 mA) |
| Limiting continuous current | 6 A |
| Maximum inrush current | 10 A (4 s) |
| Min. switching current | 10 mA (at 12 V) |
| Interrupting rating (ohmic load) max. | 140 W (at 24 V DC) |
| Connection method | Plug / solder connection |
| Width | 5 mm |
| Height | 28 mm |
| Depth | 15 mm |
| Degree of protection | RT III |
| Degree of protection (Installation location) | - |
| Ambient temperature (operation) | -40 Β°C ... 85 Β°C |
| Ambient temperature (storage/transport) | -40 Β°C ... 85 Β°C |
| Standards/regulations | IEC 60664 |
| Mounting type | - |
| Mounting position | any |
| Mains frequency | - |
| Typical release time range | - |
| Coil resistance | 20500 Ξ© Β±15 % (at 20 Β°C) |
| Switching capacity | 2 A (at 24 V, DC13) |
| Motor load according to UL 508 | 1/4 HP, 240 - 277 V AC (N/O contact) |
| Input power dissipation for UN | - |
| 3-phase motor load | - |
| Product family | - |
| Relay type | - |
| Test voltage () | - |
| Degree of protection (Relay) | - |
| Inrush current, minimum | - |
| Non-operate voltage | - |
| Safe operate voltage | - |
| Test voltage (N/O contact / N/O contact) | - |
The Phoenix Contact REL-MR-60DC/21 (Part No: 2961118) is a compact and highly efficient relay developed for reliable performance in control and automation systems. Operating at a nominal input voltage of 60 V DC, it consumes only 3 mA, ensuring energy-efficient operation in modern PLC and machine control panels. Its monostable, non-polarized drive design allows simple wiring and ensures fast switching with a response time of just 2.5 ms. Built using AgSnO contact material, this relay delivers dependable conductivity and reduced contact wear over millions of cycles.
The REL-MR-60DC/21 handles up to 6 A continuous current and supports a maximum switching voltage of 250 V AC/DC, offering high reliability for both signal and load switching applications. With a mechanical life of 20 million cycles and electrical durability suited for industrial loads, it minimizes downtime and maintenance frequency. Designed with RT III protection, the relay resists dust and humidity, while its 5 mm compact width makes it ideal for dense control cabinets. The insulation strength of 4 kV AC between coil and contact ensures operational safety, and the coil resistance of 20,500 Ξ© Β± 15% improves energy balance during long-term operation. These attributes make the Phoenix Plug-in Miniature Power Relay a trusted choice for engineers requiring consistent, precision-controlled switching.
Engineers and maintenance teams rely on the Phoenix Contact Single Relay for automation systems that demand accurate, fast, and stable switching. It is widely used in industrial PLC panels, motor control circuits, and process instrumentation where space, safety, and longevity are key factors. The plug-in mounting design ensures quick installation or replacement, supporting continuous plant operations with minimal downtime. Its high insulation and temperature tolerance from β40 Β°C to +85 Β°C make it suitable for harsh plant conditions. For engineering students and trainees, this relay helps understand DC coil resistance, current handling, and insulation testing β making the REL-MR-60DC/21 2961118 a learning tool as well as an industrial-grade component.
The REL-MR-60DC-21-2961118 represents the perfect balance between precision design and durability in compact control systems. Built under strict manufacturing standards, the REL-MR-60DC/21 ensures accurate performance and dependable operation in industrial automation setups. Many engineers identify it through part references such as 2961118 Phoenix Contact or Phoenix Contact 2961118 when specifying relays for OEM projects. The Phoenix 2961118 model delivers exceptional switching reliability, low coil power loss, and extended service life, making it a benchmark among miniature DC relays. For dependable switching and easy integration, engineers prefer this MR Relay from Phoenix Contact for advanced automation applications.
