Micro controller based reverse power relay study trainer

MICRO CONTROLLER BASED REVERSE POWER RELAY

• One no. of PIC-Micro controller used as processor to read fault-current, & voltage phase angle & relay function.
• One no. LCD to indicate Current & Time parameters.
• Four no. of key used for Set Point Adjustments
• One no. of 5A CT used to sense fault current.
• One no. of 230/9V PT used to sense voltage
• One no. of 12V auxiliary relay used for contractor operation.

SPECIFICATION:

• Current input: 0-5 Amp
• Voltage input: 0-230V
• Phase Diff.: (0-180) deg.
• One number NC contact @ 220V, 5Amp rating
• One number of NO contact @ 220V, 5Amp rating
• Auxiliary supply: 230V AC, 50Hz.

• Power ON/OFF switch with indicator

CURRENT & VOLTAGE INJUCTION SOURCE

• Power ON/OFF switch with indicator
• Two no’s of SPST switch used for ON/OFF the voltage and current source output with indicator
• Current and Voltage output terminated at banana sockets
  • 4 IGBT’s used for voltage control
  • 2 IGBT’s used for current control

 Optional:

• PC Interface with the above Relay