You will need
  • the meter plug, a special screw driver.
Instruction
1
Short-circuit the secondary winding of the current transformers. To do this, perform the screwing of the plug in current clamps.
2
Using special screwdrivers with insulated handles lift up the contact plate, which will allow to close the current circuit of the given power.
3
With the help of two screwdrivers with insulated handles disconnect phase.
4
Remove the old appliance electricity metering.
5
Install a new meter, turn on phase and perform the reverse sequence prior to removing the old device for electricity metering.