Phoenix EMD-BL-3V-400-monitoring relay 2903525, monitoring relay, used for monitoring 3-phase voltage at 400V AC ± 30%, window or phase sequence display window, 1 PDT, with screw connection
| Product Type | Voltage monitoring relay |
| Mode of operation | 100% operating factor |
| mechanical life | 15x 106cycle |
| insulation characteristics | |
| insulation | Foundation Isolation |
| Overvoltage Category | III |
| pollution level | 2 |
| service life, electrical | 1x 105cycle |
| Main Power Type | 3 phase |
| Rated insulation voltage | 519V (power circuit) |
| 250V (output circuit) | |
| Rated overvoltage | 4 kV |
| power supply | |
| supply voltage | ± 30% (= measured voltage) |
| Supply Voltage Range | ± 30% (= measured voltage) |
| Rated power consumption | 10 VA (1 W) |
| Enter Name | Measurement Input |
| measured value | AC sine (48 ... 63Hz) |
| Rated input voltage UN | ±30 % (3~ 400/230 V) |
| Frequency Range | 48Hz ... 63Hz |
| maximum temperature coefficient | ≤ 0.05% |
| Response Delay Setting Range | 0.1 s ... 10 s |
| Minimum setting range | 70 % ... 120 % (UN) |
| Maximum setting range | 80 % ... 130 % (UN) |
| voltage threshold | 280V AC ... 480V AC |
| voltage threshold | 320V AC ... 519V AC |
| Function | window |
| phase sequence | |
| basic accuracy | ≤ 5% ((of rated value)) |
| Setting Accuracy | ± 5% (final value) |
| repeat accuracy | ≤ 2% |
| Recovery Time | > 500 ms |
| switching | |
| Contact Type | 1 floating transfer contact |
| maximum switching voltage | 250V AC (according to IEC 60664-1) |
| Maximum power rating (resistive load) | 1250 VA (5 A / 250V AC) |
| output fuse | 5 A (fast fuse) |
| Connection Mode | screw connection |
| stripping length | 8mm |
| Rigid conductor cross section | 0.5 mm² ... 2.5 mm² |
| Flexible Wire Cross Section | 0.5 mm² ... 2.5 mm² |
| Attachable Guide Cross Section AWG | 20 ... 14 |
| Tightening torque | 1 Nm ... 1 Nm |
| Status Display | LED (yellow) |
| error indication | Red LED |
| width | 17.5mm |
| height | 89.5mm |
| depth | 65.5mm |
| color | gray (RAL 7042) |
| Shell insulation material | polyamide PA 66, self-extinguishing |
| environmental conditions | |
| protection class (shell) | IP40 (housing) |
| protection level (terminal) | IP20 (terminal) |
| ambient temperature (operation) | -25°C ... 55°C |
| ambient temperature (storage/transport) | -25°C ... 70°C |
| climate class | 3K3 (in accordance with EN 60721) |
| Allowable humidity (operating) | 15%... 85% |
Phoenix EMD-BL-3V-400-Monitoring Relay 2903525
Created on：2025-06-24 09:12
