27
4.6 Operational Environment
●
Height above sea level is below 1000m.
●
Operation temperature range: -10
0
C
~
+40
0
C.
●
Relative humidity is below 90 % (20
0
C), relative humidity is below 50 % (40
0
C).
●
The inclination of the power source does not exceed 10
0
.
●
Protect the machine against heavy rain or in hot circumstance against direct sunshine.
●
The content of dust, acid, corrosive gas in the surrounding air or substance can not exceed normal standard.
●
Take care that there is sufficient ventilation during welding. There is at least 30cm free distance between the
machine and wall.
4.7 Operational Notices
●
Read 1 carefully before attempting to use this equipment.
●
Connect the ground wire with the machine directly and refer to 3.5.
●
Do not touch the output electrode with any part of your body.
●
Before operation, only persons relevant to the operation should be present. Do not watch the arc in unprotected
eyes.
●
Ensure good ventilation of the machine to improve duty ratio.
●
Turn off the engine when the operation finished to economize energy source.
●
When power switch shuts off protectively because of failure do not restart unit until problem is resolved.
Otherwise, the range of problems may be extended.
42
2.0
8
2
75
~
95
11
~
13
6
~
8
4
~
5
60
2.0
8
2
75
~
100
11
~
13
7
~
9
4
~
5
76
2.5
8
~
10
2.5
80
~
105
14
~
16
8
~
10
4
~
5
108
2.5
8
~
10
2.5
90
~
110
14
~
16
9
~
11
5
~
6
133
2.5
8
~
10
2.5
90
~
115
14
~
16
10
~
12
5
~
6
159
2.5
8
~
10
2.5
95
~
120
14
~
16
11
~
13
5
~
6
219
2.5
8
~
10
2.5
100
~
120
14
~
16
12
~
14
5
~
6
273
2.5
8
~
10
2.5
110
~
125
14
~
16
12
~
14
5
~
6
325
2.5
8
~
10
2.5
120
~
140
14
~
16
12
~
14
5
~
6
Notice: the above parameters originate from
《
Welding Dictionary
》
P167, Volume 1 of Edition 2.