Features of Thermal Overload Relay

• All Relays are bearing  ISI mark  as per IS/IEC 60947 (Part-4/Section-1).
• These Relays are Phase-loss sensitive and hence provide single phasing protection.
• Compact and most reliably designed.
• Relay cover full range of current

• PNR - 2 : 0.9 Amp to 33 Amp.
• PNR - 5 : 20 Amp to 110 Amp.

• Satisfactory operation at all ambient temperatures from  –5 C  to  55 C with the help of temperature compensating device.
• PNR – 2 & PNR – 5  Relays are Auto / Manual reset type & can be changed on site.
• These Relays are provided with auxiliary contacts having thermal capacity of 6A and 2A, AC-15 at 415V, 50Hz.
• These Relays are suitable for direct mounting on Type PC contactors with the help of adaptors.
• PNR – 2 & PNR – 5  Relays are suitable for trip class of 10.
• Extension buttons are provided to suit regular Start & Stop push buttons