Official DistributorSKU
MPN
REL-MR- 48DC/21-21AU
Weight
0.016 kg
Series REL-MR
REL-MR- 48DC/21-21AU - Single relay
Plug-in miniature power relay, with multi-layer gold contact, 2 changeover contacts, input voltage 48 V DC
- RT III-proof (wash-proof)
Technical Specifications
Product properties
| Operating mode | 100% operating factor |
| Mechanical service life | 3x 107 cycles |
Insulation characteristics
| Insulation | Basic insulation |
| Insulation | Basic insulation |
| Overvoltage category | III |
| Pollution degree | 3 |
Electrical properties
| 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 (Contact/contact) | 2.5 kV AC (50 Hz, 1 min., contact/contact) |
Coil side
| Nominal input voltage UN | 48 V DC |
| Input voltage range | 31.2 V DC ... 119 V DC |
| Drive and function | monostable |
| Drive (polarity) | non-polarized |
| Typical input current at UN | 8.7 mA |
| Typical response time | 7 ms |
| Typical release time | 3 ms |
| Coil resistance | 5520 Ω ±10 % (at 20 °C) |
Switching
| Contact switching type | 2 changeover contacts |
| Type of switch contact | Single contact |
| Contact Material | AgNi, hard gold-plated |
| Maximum Switching Voltage | 30 V AC |
| Maximum Switching Voltage | 36 V DC |
| Minimum Switching Voltage | 100 mV (at 10 mA) |
| Limiting Continuous Current | 50 mA |
| Maximum Inrush Current | 50 mA |
| Min. switching current | 1 mA (at 24 V) |
| Interrupting rating (ohmic load) max. | 1.2 W (at 24 V DC) |
Switching: when the gold layer is destroyed
| Note | the following values are applicable if a gold layer is destroyed |
| Contact Material | AgNi |
| Maximum Switching Voltage | 250 V |
| Minimum Switching Voltage | 5 V (at 10 mA) |
| Limiting Continuous Current | 8 A |
| Maximum Inrush Current | 15 A (300 ms) |
| Min. switching current | 10 mA (At 5 V) |
| Interrupting rating (ohmic load) max. | 190 W (at 24 V DC) |
| Interrupting rating (ohmic load) max. | 100 W (at 48 V DC) |
| Interrupting rating (ohmic load) max. | 60 W (at 60 V DC) |
| Interrupting rating (ohmic load) max. | 44 W (at 110 V DC) |
| Interrupting rating (ohmic load) max. | 60 W (at 220 V DC) |
| Interrupting rating (ohmic load) max. | 2000 VA (for 250 V AC) |
| Switching capacity | 2 A (at 24 V, DC13) |
| Switching capacity | 0.2 A (at 110 V, DC13) |
| Switching capacity | 0.2 A (at 250 V, DC13) |
| Switching capacity | 2 A (at 24 V, AC15) |
| Switching capacity | 2 A (at 120 V, AC15) |
| Switching capacity | 2 A (at 250 V, AC15) |
Connection data
| Connection Method | Plug / solder connection |
Dimensions
| Width | 12.7 mm |
| Height | 29 mm |
| Depth | 15.7 mm |
Material specifications
| Color | white (RAL 9010) |
Ambient conditions
| Degree of Protection | RT III |
| Ambient Temperature (Operation) | -40 °C ... 85 °C |
Corrosive gas test
| Identification | ISA-S71.04. G3 Harsh Group |
| Identification | EN 60068-2-60 |
Standards and Regulations
| Standards/regulations | IEC 60664 |
| Standards/regulations | EN 50178 |
| Standards/regulations | EN 61810-1 |
Mounting
| Assembly instructions | Can be aligned without spacing (> 70 °C ≥ 2.5 mm) |
| Mounting Position | any |
Why Proax for Phoenix Contact 2834847?
Proax is an authorized distributor of Phoenix Contact 2834847 and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.
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Additional Information
| Pack Size | 10 |
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