Merlin Gerin Insulation Monitoring Device TR22A
The Merlin Gerin TR22A Insulation Monitoring Device (P/N: 50396) is an industrial insulation monitoring unit designed to continuously supervise the insulation resistance of ungrounded electrical systems. It provides early detection of insulation faults, helping prevent electrical failures, improve equipment protection, and enhance operational safety in marine, industrial, and power distribution applications.
BRAND
Merlin Gerin
TYPE
Insulation Monitoring Device
PART NO.
50396
MODEL
TR22A
Full Technical Specifications ▶
| Parameter | Value / Description |
|---|---|
| BRAND | Merlin Gerin |
| TYPE | Insulation Monitoring Device |
| PART NO. | 50396 |
| MODEL | TR22A |
| SERIES | Vigilohm |
| Supply Voltage (U1) | 220–240 V AC |
| Supply Voltage (U2) | 380–415 V AC |
| Input | 100 kΩ |
| Display | 3-Digit LED Digital Display (kΩ) |
| APPLICATION | Continuous insulation resistance monitoring and earth fault detection in IT (ungrounded) AC power distribution systems for marine, industrial, and critical electrical installations. |
| MADE IN | France |
| REF NO | 1447 |
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