MasterPacT MTZ Test Form - MasterPact MTZ2/3 User Guide

How to Use the Test Form

Print this test form to record the results of the commissioning tests.

Check the box (✔) when the test has been made and is conclusive.

This test form, the project report, and the communication test report should be left on-site in a plastic wallet and in an easily accessible, safe place.

Each test is described in detail in the Commissioning part.

Only do the tests required, depending on the MasterPacT MTZ type and the functions in use.

When all the tests have been satisfactorily completed, sign and date the test form.

Identification

Workstation		Tests conducted on:	By: Signature:
Substation name		Comments:
Substation number
Switchboard name
Voltage

MasterPacT MTZ device
Manufacturer	Schneider Electric
Type of MasterPacT MTZ device
Serial number
Hardware version

MicroLogic X control unit
MicroLogic X type		CT ratio
Firmware version

Preliminary Checks

Type of check	(✔)
Visual inspection satisfactory (for example, no visible signs of damage).
Grounding satisfactory.
Connection tightness checked.
Firmware compatibility satisfactory.
MicroLogic X settings applied.
Project report generated.

Functional and Interlock Checks

Type of check	(✔)
Mechanism charges when spring charging handle is pulled.
MasterPacT MTZ device closes.
MasterPacT MTZ device opens.
Mechanism charges automatically after closing when the device is fitted with an MCH gear motor.
M2C programmable contacts function correctly.
IO module functions correctly.
FDM121 display functions correctly.
ESM ERMS switch module functions correctly.
Interlocking systems of the circuit breaker function correctly.
Interlocking systems between two or three circuit breakers function correctly.

Electrical Continuity Check

MasterPacT MTZ device status	Tested terminals		Electrical continuity
MasterPacT MTZ device status	Incoming side	Outgoing side	Electrical continuity
Closed	L1	L1	Ω
Closed	L2	L2	Ω
Closed	L3	L3	Ω

MasterPacT MTZ Insulation Test

MasterPacT MTZ device status	Terminals under test	Voltage	Insulation resistance
Closed	L1, with L2 and L3 grounded	500 Vdc	MΩ
Closed	L2, with L1 and L3 grounded	500 Vdc	MΩ
Closed	L3, with L1 and L2 grounded	500 Vdc	MΩ
Open	L1, with L1, L2, L3 grounded on the other side	500 Vdc	MΩ
Open	L2, with L1, L2, L3 grounded on the other side	500 Vdc	MΩ
Open	L3, with L1, L2, L3 grounded on the other side	500 Vdc	MΩ

Check of MicroLogic X Ready LED

Type of check	(✔)
MicroLogic X Ready LED flashes green.

Test of the Tripping Mechanism for MicroLogic X Control Units

Type of check	(✔)
With the circuit breaker closed, force the circuit breaker to trip using EcoStruxure Power Commission software.
Check that the circuit breaker is open.
Check that the blue fault-trip reset button has popped out.
Check that the Isd/Ii LED is on.
Check that the SDE contacts have switched.

Test of the Tripping Mechanism for MicroLogic 6.0 X and 7.0 X Control Units

Type of check	(✔)
With the circuit breaker closed, briefly press (<1 s) the test button on the front face of the control unit.
Check that the circuit breaker is open.
Check that the blue fault-trip reset button has popped out.
Check that the Ig/IΔn LED is on.
Check that the SDE contacts have switched.

Automatic Trip Curve Test

Type of check	(✔)
Check that the circuit breaker trips.
Check that the blue fault-trip reset button has popped out.
Check that the related trip cause LED is on.
Check that the SDE contacts have switched.

Communication Tests

Type of check	(✔)
Communication network tested.
Communication test report generated.
Remote opening and closing tested.

Final Checks

Type of check	(✔)
All doors and protected covers are in position.
The device is off (open position) and the closing spring is charged.