Monitoring/Security Switching Relay for Overvoltage, Undervoltage, Asymmetrical Sequence Control

Online payment by card – After completing the order, you will be redirected to the payment portal. You will receive a payment confirmation by email.

Cash on delivery – You pay the amount according to the payment instructions directly to the driver of the transport company.

Bank transfer – You will receive a proforma invoice by email no later than the next business day. It contains the account number you should specify when making the payment.

On account – This payment method is available to partners who have concluded a framework agreement with our company.

If you want to use one of the last two payment methods, please contact our manager. He will give you instructions on how to receive an invoice with or without VAT.

The electrical devices we supply meet high quality standards, have a 24-month warranty, and comply with all EU requirements. In case of a complaint, no return shipping fee will be charged.

Three-phase monitoring/protection relays for controlling sequence, disconnection, phase asymmetry, overvoltage, undervoltage, zero disconnection with timer and display. Protection monitoring relay FKV-03HF (TENSE)

The phase protection relays are designed to protect three-phase loads from damage caused by mains voltage.

• Voltage: 400V - 480V AC (adjustable)
• Undervoltage: 260V - 360V AC (adjustable)
• Asymmetry: 5% - 25% (adjustable)
• Phase sequence control
• Timer: 1 sec. - 30 sec. (adjustable)

• Mounting on DIN rail

• Width 23.15 mm