Closing Masterpact MTZ Devices
Conditions Required to Close
WARNING |
---|
HAZARD OF CLOSING ON ELECTRICAL FAULT
Do not close the circuit breaker again without first inspecting
and, if necessary, repairing the downstream electrical equipment.
Failure to follow these instructions can result in death, serious injury, or equipment
damage.
|
To close the device, the following conditions must be met:
-
Device is open (O).
-
Closing spring is charged.
-
The device is ready to close, OK is displayed.
Closing the Masterpact MTZ1 Mechanism
The following tables present how to close the device in the different control modes.
The device can be closed in the following ways in all control modes:
In addition, the device can be closed in the following ways when Auto control mode is configured.
DANGER |
---|
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
Do not allow any person to work on the electrical network
without physically validating the successful execution of the local
or remote software actions for closing the circuit breaker or switching
on the electrical circuit.
Failure to follow these instructions will result in death or serious injury.
|
Closing Type |
Control Mode |
Accessories |
Closing Action |
---|---|---|---|
Through IO module |
Auto: Local or |
Communicating shunt close (XF diag&com) Spring charging motor (MCH) ULP port module IO module |
Close the device by using the predefined application 2 Breaker Operation of the IO module.
Refer to Enerlin’X IO Input/Output Application Module for One Circuit Breaker - User Guide (0613IB1317). |
Spring charging motor (MCH) |
|||
ULP port module |
|||
IO module |
|||
Through Ecoreach software |
Auto: Local |
Communicating shunt close (XF com&diag) |
Send a command to close to the device from Ecoreach software running on a PC connected locally to the device through the mini USB port on the Micrologic X control unit. The closing action is password-protected. Refer to Ecoreach Online Help (DOCA0069EN). |
Spring charging motor (MCH) |
|||
Through Masterpact MTZ Mobile App |
Auto: Local |
Communicating shunt close (XF diag&com) |
Send a command to close to the device from the Masterpact MTZ Mobile App with Masterpact Operation Assistant Digital Module, through Bluetooth wireless communication. The closing action is passwordprotected. |
Spring charging motor (MCH) |
|||
Masterpact Operation Assistant Digital Module |
|||
Through communication |
Auto: Remote |
Communicating shunt close (XF diag&com) |
Send a command to close to the device through the communication network. This closing action is password-protected. Refer to Masterpact MTZ - Modbus Communication Guide (OCA0105EN). NOTE: Ecoreach software running on a PC connected to the device
through the communication network can be used to send commands to
close.
|
Spring charging motor (MCH) |
|||
ULP port module |
|||
Communication interface |
|||
Through IFE/EIFE webpages |
Auto: Remote |
Communicating shunt close (XF diag&com) |
Send a command to close to the device from the IFE/EIFE control webpage. This closing action is password-protected. Refer to: |
Spring charging motor (MCH0 |
|||
ULP port module |
|||
Communication interface |
If the device does not close, refer to Masterpact MTZ1 Troubleshooting.
Inhibiting the Masterpact MTZ1 Closing Function
The closing function can be inhibited by sending a command through:
-
The communication network through Ethernet Modbus/TCP.
-
The IO module.
WARNING |
---|
RESTRICTED CLOSING INHIBITION
Do not use the inhibit closing order to lock the device
in open position.
Failure to follow these instructions can result in death, serious injury, or equipment
damage.
|
The inhibit close order inhibits only the closing orders allowed in Auto control mode. The closing orders issued from the mechanical closing pushbutton or BPFE, or from the pushbutton directly connected to the shunt close (XF), are not inhibited.