An overcurrent relay is a type of protective relay which operates when the load current exceeds a pickup value. It is of two types: instantaneous overcurrent (IOC) relay and definite time overcurrent (DTOC) relay. The ANSI device number is 50 for an IOC relay or a DTOC relay.

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Features:

• True RMS measurement
• Low/ high set
• Operation hour recording
• Fault/ Trip LED indication
• 3-tripping history
• Neutral current display
• THD-I display
• Last 30 min. ampere demand
• Maximum ampere demand
• 2 selectable characteristics (DTL/LTI)
• 7 selectable characteristics
• 2 output relays
• Auto shorting of CTs (when unplugged)
• Programmable software lock
• Flush mount

Specifications:

• Power Supply: 85-270VAC/ 110-340VDC Auto shorting of CT terminals (when unplugged)
• Setting ranges: Low set: 0.1A – 10A, TM 
• High set: 1A - 100A with 0.05 - 10s.

 

Package Includes:
1 x TM-9300s IDMT Over Current Relay Lotted

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