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OM-233 381 Page 14
3-10. Connecting Input Power
!
Installation must meet all Na-
tional and Local Codes −
have only qualified persons
make this installation.
!
Disconnect and lockout/tag-
out input power before con-
necting input conductors
from unit.
!
Always connect green or
green/yellow conductor to
supply grounding terminal
first, and never to a line ter-
minal.
!
Make input power connec-
tions to the welding power
source first.
!
Special installation may be
required where gasoline or
volatile liquids are present −
see NEC Article 511 or CEC
Section 20.
NOTICE − Verify jumper links
match input voltage (see Section
3-8).
See rating label on unit and check
input voltage available at site.
1
Disconnect Device (switch
shown in OFF position)
2
Disconnect Device (Supply)
Grounding Terminal
Connect green or green/yellow
grounding conductor to disconnect
device grounding terminal first.
3
Disconnect Device Line
Terminals
Connect input conductors L1 (U),
L2 (V) And L3 (W) to disconnect
device line terminals.
4
Overcurrent Protection
Select type and size of overcurrent
protection using Section 3-9 (fused
disconnect switch shown).
Close and secure door on line dis-
connect device. Remove lockout/
tagout device, and place switch in
the On position.
804 961 / 801 721
2
L1 (U)
L2 (V)
L3 (W)
GND/PE
Connect First
GND/PE
1
3
4
Содержание Blue Thunder 253
Страница 11: ...OM 233 381 Page 7 2 3 Manufacturer s Rating Label...
Страница 21: ...OM 233 381 Page 17 SECTION 6 ELECTRICAL DIAGRAMS S9215019 Figure 6 1 Circuit Diagram For Blue Thunder 253...
Страница 22: ...OM 233 381 Page 18 S9215018 Figure 6 2 Circuit Diagram For Blue Thunder 343 And 443 Models 380 520 V...
Страница 23: ...OM 233 381 Page 19 S9215023 Figure 6 3 Circuit Diagram For Blue Thunder 343 And 443 Models 230 400 V...
Страница 24: ...OM 233 381 Page 20 S9215020 Figure 6 4 Circuit Diagram For Blue Thunder 403...
Страница 34: ...Notes Work like a Pro Pros weld and cut safely Read the safety rules at the beginning of this manual...