Panasonic YD-500KR, Operating Instructions Manual

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23
DUTY CYCLE
 A rated duty cycle 50% means to use the rated welding current for 5 minutes out of 10 minutes
and suspend operation for remaining 5 minutes.
 If the rated duty cycle is exceeded, a temperature increase value tops the maximum allowable
temperature of the equipment and the equipment may be deteriorated or burnt out.

The figure above shows the relations between the welding current and duty cycle for the
500KR2 welding current value and use the equipment within that range.

When using in combination with other device such as welding torch, etc. use at the lowest
duty cycle reactor of each device.
 NOTE: SCR, IPL are protected with
“
Thermal protector
”
.
Welding Current (A)
(%)
D
u
t
y
c
y
c
l
e
YD-500KR
(Service Range)
Rating
60%
60%(387 A or less)
60 100
200
300
400 500
50
100
0