Maintenance teams planning replacements for REL-MR-48DC-21HC frequently review SMPS Phoenix, Phoenixcontact Rel Ir Bl L 230Ac 4X21 and Phoenixcontact Phoenix Contact Industrial Ethernet Switches to prevent downtime, checking availability and compatibility with existing systems.
Phoenix REL-MR- 48DC/21HC Single Relay
The Phoenix REL-MR- 48DC/21HC Single Relay (Part No: 2834821 ) offers a 48 V DCnominal input voltage UN, 31.2 V DC ... 115.2 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- 48DC/21HC |
Phoenix REL-MR- 48DC/21HC Single Relay β Technical Specifications
| Specification | Value |
|---|---|
| Product type | Single relay |
| Mechanical service life | 3x 107 cycles |
| Insulation | - |
| Overvoltage category | III |
| Pollution degree | 3 |
| Service life electrical | see diagram |
| Maximum power dissipation for nominal condition | 0.42 W |
| Test voltage (Winding/contact) | 5 kV AC (50 Hz, 1 min., winding/contact) |
| Test voltage (Changeover contact/changeover contact) | - |
| Rated insulation voltage | - |
| Rated surge voltage | - |
| Nominal input voltage UN | 48 V DC |
| Input voltage range | 31.2 V DC ... 115.2 V DC |
| Drive and function | monostable |
| Drive (polarity) | non-polarized |
| Typical input current at UN | 8.7 mA |
| Typical response time | 3 ms |
| Coil voltage | - |
| Status display | - |
| Contact switching type | 1 changeover contact |
| Type of switch contact | Single contact |
| Contact material | AgNi |
| Maximum switching voltage | 250 V AC/DC |
| Minimum switching voltage | 12 V (at 10 mA) |
| Limiting continuous current | 16 A |
| Maximum inrush current | 50 A (20 ms) |
| Min. switching current | 10 mA (at 12 V) |
| Interrupting rating (ohmic load) max. | 384 W (at 24 V DC) |
| Connection method | Plug / solder connection |
| Width | 12.7 mm |
| Height | 29 mm |
| Depth | 15.7 mm |
| Degree of protection | RT II |
| Degree of protection (Installation location) | - |
| Ambient temperature (operation) | -40 Β°C ... 85 Β°C |
| Ambient temperature (storage/transport) | - |
| Standards/regulations | IEC 60664 |
| Mounting type | - |
| Mounting position | any |
| Mains frequency | - |
| Typical release time range | - |
| Coil resistance | 5520 Ξ© Β±10 % (at 20 Β°C) |
| Switching capacity | - |
| Motor load according to UL 508 | 1/2 HP, 120 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) | - |
Ask for the Pricing of Phoenix 8.7 mA Input Current Single Relay REL-MR- 48DC/21HC part no: 2834821 at unbeatable prices. Detailed Specifications of REL-MR- 48DC/21HC, 2834821 feature mechanical service life of 3x 107 cycles, designed for demanding industrial applications. The sensor operates at a nominal input voltage of 48 V DC, with an input voltage range of 31.2 V DC ... 115.2 V DC. The typical input current at UN is 8.7 mA with a response time of 7 ms. The sensor supports a maximum switching voltage of 250 V AC/DC, and a minimum switching voltage of 12 V (at 10 mA). It has a limiting continuous current of 16 A, with a maximum inrush current of 50 A (20 ms), and a minimum switching current of 10 mA (at 12 V). The interrupting rating for ohmic loads is 384 W (at 24 V DC). The connection method is via a Plug / solder connection, with a degree of protection rated at RT II. The sensor operates reliably in ambient temperatures ranging from -40 Β°C ... 85 Β°C. Now's the Time to Secure a Quote for your requirement of Phoenix 8.7 mA Input Current Single Relay. We're committed to offering more favorable pricing and more responsive support than other Traders.
