Order before 3pm for Next Working Day Delivery

wAhKuR8fk0o

Phase monitoring relay with 30% fixed asymmetry detection and 1 C/O.

Stock Code: MG21DH

Minimum Quantity:

ex VAT (%) VAT n/a
From ex VAT (%) VAT n/a Call Free
Discount:
Price ex VAT (%):
VAT n/a:
Due In Due In
Notify when back in stock

The GIC MG21DH offers adjustable ON delay to stabilise power-up conditions.

🔧 Technical Highlights:

  • Supply Voltage: 160–280 VAC
  • ON Delay: Selectable 0.5–15 s
  • OFF Delay: Fixed 5 s
  • Under Voltage Threshold: 55–95%
  • Over Voltage Threshold: 105–125%
  • Monitoring Functions: Phase Loss, Sequence, Asymmetry, UV/OV
  • Output: 2 C/O relays

✅ Benefits:

  • Start-up delay reduces false alarms during voltage fluctuations
  • All-in-one monitoring solution
  • Built for modern automation panels

🚀 Applications:

  • Motor control systems
  • Process automation
  • Sensitive load protection

MG21DH balances smart ON-delay control with full electrical safety.

Supply Voltage3x380-440Vac
Output Relay / ChannelsSPCO
Output Relay Rating5A @ 230V
MountingDIN Rail
Size17.5mm
Connections3 Wire
ProtectionIP20, IP30
Weight0.12
Type File Name
Data Sheet voltagemonitoringrelays.pdf
Technical Drawings 1M micon & 175.stp.zip

Related Products

Alternatives

Your Basket
Subtotal
Delivery() No shipping method available Delivery
Call
Discount
VAT
Total (inc VAT)
Total (ex VAT)

Your order contains no items