REL-MR- 4,5DC/21AU
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Single relay
2961370
Plug-in miniature power relay, with multi-layer gold contact, 1 changeover contact, input voltage 4.5 V DC
This product needs further products for operation.
Mandatory accessories
Product details
| Product type | Single relay |
| Operating mode | 100% operating factor |
| Mechanical service life | 2x 107 cycles |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 3 |
| Data management status | |
| Date of last data management | 19.03.2025 |
| Maximum power dissipation for nominal condition | 0.17 W |
| Test voltage (Winding/contact) | 4 kV AC (50 Hz, 1 min., winding/contact) |
| Coil side | |
| Nominal input voltage UN | 4.5 V DC |
| Input voltage range | 2.7 V DC ... 12.4 V DC |
| Drive and function | monostable |
| Drive (polarity) | non-polarized |
| Typical input current at UN | 38 mA |
| Typical response time | 5 ms |
| Typical release time | 2.5 ms |
| Coil resistance | 119 Ω ±10 % (at 20 °C) |
| Switching | |
| Contact switching type | 1 changeover contact |
| Type of switch contact | Single contact |
| Contact material | AgSnO, hard gold-plated |
| Maximum switching voltage | 30 V AC |
| 36 V DC | |
| Minimum switching voltage | 100 mV (at 10 mA) |
| Limiting continuous current | 50 mA |
| Maximum inrush current | on request |
| 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 | AgSnO |
| Maximum switching voltage | 250 V AC |
| Minimum switching voltage | 5 V (at 100 mA) |
| Limiting continuous current | 6 A |
| Min. switching current | 10 mA (at 12 V) |
| Interrupting rating (ohmic load) max. | 140 W (at 24 V DC) |
| 20 W (at 48 V DC) | |
| 18 W (at 60 V DC) | |
| 23 W (at 110 V DC) | |
| 40 W (at 220 V DC) | |
| 1500 VA (for 250 V AC) | |
| Switching capacity | 2 A (at 24 V, DC13) |
| 0.2 A (at 110 V, DC13) | |
| 0.1 A (at 220 V, DC13) | |
| 3 A (at 24 V, AC15) | |
| 3 A (at 120 V, AC15) | |
| 3 A (at 230 V, AC15) | |
| Connection method | Plug / solder connection |
| Dimensional drawing |
|
| Width | 5 mm |
| Height | 28 mm |
| Depth | 15 mm |
| Color | white (RAL 9010) |
| Ambient conditions | |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Corrosive gas test | |
| Identification | ISA-S71.04. G3 Harsh Group |
| EN 60068-2-60 | |
| Standards/regulations | IEC 60664 |
| EN 50178 | |
| EN 61810-1 |
| Assembly note | in rows with zero spacing |
| Mounting position | any |
Your advantages
Safe isolation between coil and contact side
High degree of protection up to RT III depending on type (wash-proof)
Power contacts up to 6 A