DOLD AK9840.82 3AC50/60 HZ 400V phase sequence and phase loss relay

Used for monitoring three-phase AC motors and systems.

Ideal for phase sequence and phase failure protection in industrial applications.

Common in motor protection, pumps, and compressor systems.

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AK9840.82 is a phase sequence and phase failure relay.

Monitors correct phase sequence in three-phase AC networks.

Disconnects circuit in case of phase loss or incorrect sequence.

Compact design for DIN rail mounting.

Offers high reliability and fast response time.

Supply voltage: 3 AC 400 V, 50/60 Hz

Function: Phase sequence and phase failure monitoring

Contact configuration: 2 changeover contacts (NO/NC)

Nominal current: 5 A

Switching capacity: 250 V AC / 30 V DC

Response time: ≤ 200 ms

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

Protection class: IP40

Mounting: DIN rail

Dimensions: Approx. 45 mm width

Mechanical life: ≥ 50 million cycles