Heater failure relay has application of monitoring current of three heaters simultaneously. Each heater has adjustable set point preset and corresponding relay output with NO/NC contact. In case of heater coil failure relay will trip and potential free contact can be used to interface with PLC for fault detection. Three CT (20Amp) with three relay with NO/NC contact can be integrated in the system.

User Features :

• • Continuous monitoring of heater current
• • Adjustable setting for tripping of electronic circuit
• • Relay changeover for trip sensing
• • CT of 20 Amp for current monitoring
• • Three CT inputs
• • Three Relay changeover NO/NC contacts
• • Easy interfacing to PLC



Technical Features :

• • Three heater failure monitoring
• • CT 20 Amps can be upgraded for High current
• • Three relay outputs with potential free NO/NC contact
• • Simple sturdy proven design
• • Operating supply 230Vac