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Schneider Electric Vigilohm insulation monitoring device. VIGILOHM IM400THR - medium voltage network 0 to 33kV L-PE - supply 100-440 Vac.
VIGILOHM IM400THR - medium voltage network 0 to 33kV L-PE - supply 100-440 Vac. Genuine Schneider Electric product supplied by United Force.
| Range | Vigilohm |
|---|---|
| Device short name | IM400THR |
| Product or component type | Insulation monitoring device |
| Type of IMD | AC IMD |
| Earthing system | IT · HRG |
| Application | Medium voltage · Marine and offshore · Industry · Infrastructure · Power generation · Port, airport, railway |
| Electrical circuit type | Power circuit · Control circuit |
| Network capacitance | Very capacitive |
| Type of network | 1P + N · 3P · 3P + N |
| Network rated voltage | 0…33 kV - AC at 45...440 Hz (device connected to phase with P1N voltage adaptor) |
| Alarm threshold setting | Alarm: 0.1...500 kOhm · Pre-alarm: 1 kOhm...1 MOhm |
| Type of measurement | Network insulation resistance, range: 10 Ohm...10 MOhm, accuracy: +/- 5 % |
| Configurable filtering time | 2 s · 20 s · 40 s |
| Response time | 0.4 s 1/5th of set filtering time · 4 s 1/5th of set filtering time · 8 s 1/5th of set filtering time |
| Time delay range | 0...120 min for signalling circuit · 0...120 min for alarm |
| Power quality analysis | Transient capture |
| Input type | Contact for injection inhibition Dry contact · Contact for injection inhibition Modbus |
| Operating mode | THR |
| Self-test | Self test · Manual · Auto test at start and every 5h |
| Overvoltage category | III 300 V · II 600 V |
| IP degree of protection | Case: IP20 · Front face: IP54 |
| Material | Thermoplastic |
| Type of installation | Indoor |
| Operating altitude | <= 3000 m |
| Relative humidity | 0…92 % |
| Ambient air temperature for operation | -25…55 °C |
| Ambient air temperature for storage | -40…70 °C |
| Pollution degree | 2 |
| Mounting mode | Flush-mounted (panel) |
| Mounting position | Horizontal |
| Connections - terminals | Removable screw terminal block 0.2…2.5 mm² |
| Product weight | 0.645 kg |
| Cut-out dimensions | 112 x 148 mm |
| Height | 123 mm |
| Width | 159 mm |
| Depth | 90 mm |
| Display type | LCD display |
| Information displayed | Resistance value · Capacitance value · Evolution of resistance in graph |
| User language | Russian · Portuguese · Italian · French · Chinese · Spanish · English · German |
| Local signalling | Green indicator light: satisfactory insulation resistance · White indicator light: below prevention threshold · Red indicator light: wiring or internal fault · Yellow indicator light: insulation fault · Yellow flashing indicator light: communication |
| Signal contacts composition | 2 C/O standard or fail-safe |
| Signalling circuit voltage | 250 V - AC at 3 A · 48 V - DC at 1 A |
| Communication port protocol | Modbus RS485 |
| Communication of data | HMI: test reports · Dry contact: test reports |
| Fault event log | Alarm logs · Time stamping · 30 events |