Pilz S1EN PMDsrange Insulation Monitoring Relay
Pilz S1EN PMDsrange Insulation Monitoring Relay (Part No. 884100) is a high-reliability insulation monitoring relay designed to continuously monitor insulation resistance in ungrounded (IT) power systems. It provides early detection of insulation faults, helping prevent equipment damage, reduce downtime, and enhance electrical safety. Ideal for industrial automation, machinery, and critical power distribution applications.
BRAND
Pilz
TYPE
Monitoring Relay
PART NO.
884100
MODEL
S1EN (PMDsrange Series)
Full Technical Specifications ▶
| Parameter | Value / Description |
|---|---|
| BRAND | Pilz |
| TYPE | Monitoring Relay |
| PART NO. | 884100 |
| MODEL | S1EN (PMDsrange Series) |
| MANUFACTURER | Pilz GmbH & Co. KG |
| Voltage Rating | U1: 42–240 V AC/DC (Universal Supply), U2: 24 V AC/DC |
| Power Consumption (AC) | 5 VA |
| Power Consumption (DC) | 1 W |
| Insulation Measuring Range | 50 kΩ |
| Selectable Response Value | 12.5–50 kΩ |
| Housing Style | S-95 Slimline, 22.5 mm DIN Rail Mount |
| Connection Terminal | Screw Terminal |
| Relay Contact Material | AgCdO with +3.0 µm Gold (Au) |
| Safety Contacts (UL) | 240 VAC Resistive, NO Side Only |
| Safety Contacts (Pilot Duty) | B300, R300 |
| Approvals | CE, CCC, UKCA, cULus Listed |
| Ambient Temperature | -10°C to +55°C |
| Application | Insulation monitoring of unearthed (IT) power systems and electrical safety monitoring |
| Made In | Germany |
| REF NO | 1366 |
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