DOLD 53378 ISOLATIONSWAECHTER 5-100K-OHM IL5880.12 AC50-400HZ 220-240V

Used for monitoring insulation resistance in isolated AC networks.

Ensures electrical safety in industrial installations.

Suitable for motor control centers, power distribution panels, and critical systems.

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IL5880.12 is an insulation monitoring relay.

Operates within AC 50–400 Hz frequency range.

Continuously monitors insulation resistance and triggers alarm when below threshold.

Compact design for DIN rail mounting.

Provides high accuracy and compliance with safety standards.

Supply voltage: AC 220–240 V

Monitoring range: 5 kΩ – 100 kΩ

Frequency: 50–400 Hz

Function: Insulation monitoring and fault alarm

Contact configuration: 1 changeover contact (NO/NC)

Nominal current: 5 A

Switching capacity: 250 V AC / 30 V DC

Operating temperature: –20 °C … +55 °C

Protection class: IP40

Mounting: DIN rail

Dimensions: Approx. 45 mm width

Mechanical life: ≥ 50 million cycles