14
Fig3
：
MP-500 back panel diagram
Table 3
No.
Item
Function
5
Input power supply box
Used to connect the welding machine to 380V power supply
6
Air switch
This switch can automatically turn off power to protect the
welding machine during the overload or failure. In general, this
switch should be kept on
7
Control power fuse
When the control circuit short circuit occurs, this fuse will blow
to protect the voltage transformers, cooling fans and etc.
8
Wire feeder fuse
When the feeding circuit short circuit occurs, the fuse will blow
to protect the voltage transformer, cooling fan and etc.
9
Heating power fuse
When the heating regulator short circuit occurs, the fuse will blow
to protect control transformer ,cooling fan and etc
10
Heating output power
socket
Supply 36V heating regulator flowmeter
11
Water cooling switch
socket
Use for water cooling tank, water flow switch interface
(integrated machine)
12
Anode output connector
Connecting wire feeder cables (integrated machine
）
13
Control cable connector
Connecting wire feeder control cables (integrated machine
）
14
Grounding bolt
In order to ensure the personal safety, please be sure to use wires
to the bolt and reliable grounding, or reliable grounding line of
the input cable grounding.
5.3
、
Mp series control panel instructions
