SELEC 800VPR‑3 three‑phase voltage protection relay

Product Summary:
A compact, DIN‑rail‑mount three‑phase voltage protection relay for 415 V systems, equipped with precise trip settings and a DPDT output for reliable industrial safety. 

Key Features: 

• Monitors under‑voltage, over‑voltage, phase failure and phase sequence

• Supply range: 310–520 V AC (L‑L)

• 1 C/O DPDT output relay (NC: 5 A@250 V AC, NO: 5 A@250 V AC)

• Auto‑reset functionality after fault clearance

• Adjustable trip delay: 0–10 s; instantaneous mode for phase faults

• Accuracy: trip voltage ±0.5 % F.S.; trip time ±5 % F.S.

• Compact 22.5 mm housing for standard DIN‑rail mounting

Applications: 

• Industrial automation & process control

• Power distribution panels in manufacturing

• Motor and pump protection circuits

• Electrical switchgear & control cabinets

• Renewable energy and solar power systems

Product Benefits: 

• Prevents equipment damage by precise fault detection

• Reduces downtime with automatic reset

• Ensures high‑accuracy protection to extend asset life

• Simplifies installation on DIN rails

• Versatile for multiple industrial sectors

FAQs:

Q. What is the operating voltage range?
A. 310–520 V AC (L‑L), ideal for 415 V systems.

Q. Does it support auto reset?
A. Yes, the 800VPR-3 automatically resets once fault conditions clear. 

Q. How is it mounted?
A. It snaps onto a standard 22.5 mm DIN rail for easy installation.