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NEED HELP ? - Call : +44 (0)1245 428500 or email : sales@rayleigh.com

OFFICE HOURS : 9:00am - 5:30pm GMT/BST Monday to Friday

Rayleigh Instruments

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Monitoring Voltage Relays

Monitoring Voltage Relays

Elko HRN-33 Single Phase Network Voltage Monitoring Relays
AC operation - 48…276V

Under voltage and over voltage monitoring

Time delay:- adjustable 0…10s

1 Changeover contact

Auxiliary self supplied

Umax 160…276V, Umin 30…95% Umax

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Elko HRN-34 Single Phase Voltage Monitoring Relay DC 6…30V
DC operation

Under voltage and over voltage monitoring

1 Changeover contact

Auxiliary self supplied

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Elko HRN-35 Single Phase AC Voltage Monitoring Relay
Single phase AC operation

Under voltage and over voltage monitoring

2 Changeover contacts

Auxiliary self supplied

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Elko HRN-54 Three Phase Network Monitoring Voltage Relay
3-phase 3-wire operation

Under voltage, over voltage and phase sequence monitoring

1 Changeover contact

Auxiliary self supplied

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Rayleigh Instruments Limited

Head Office :
Raytel House, Cutlers Road, South Woodham Ferrers, Chelmsford, Essex CM3 5WA. United Kingdom.
Telephone : +44 (0)1245 428500
www.rayleigh.com

+44 (0) 1245 428 500

We are manufacturers and stockists of an extensive range of energy monitoring and renewable energy products; including current transformers, kilowatt hour (kWh) meters, multifunction power monitors, measuring transducers, data loggers, PV inverters and batteries, communication interfaces and software. We also stock analogue and digital square din switchboard instruments, safety, temperature, and pressure relays and timing products.

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