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* The label G is attached at the ground wire connection point.
** The label E is mounted in the vicinity of the main circuit transformers and reactors that can
be seen from the back of the UPS.
Figure 3 - Warning Labels.
G
Grounding Electrode
Terminal
H
CAUTION
The output ac circuit is considered as a
separately derived source. If local codes
require grounding of this circuit, use
terminal (identify terminal) for bonding
this circuit to the enclosure. Ground the
enclosure to a suitable grounding
electrode in accordance with local code
requirements.
I
CAUTION
RISK OF ELECTRIC SHOCK
Heat Sink (IGBT) is not grounded.
Test before touching.
J
CAUTION
8A
( control power source switch )
Do not turn off while operating.
K
USE COPPER CONDUCTORS ONLY
REFER TO INSTRUCTION MANUAL REGARDING
TIGHTENING TORQUE OF TERMINAL BLOCKS.
1 2 3 4 5 6 7 8 9 10 11 12
U V W - + U V W N U V W
480V 400V 480V 480V
AC INPUT BATTERY BYPASS INPUT AC OUTPUT
(For 300kVA)