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Symmetra MW II 1200 kW 3 x 400/230 V Installation - 990-1979E-0018
1. With the top covers removed, drill holes for AC, PE and Battery grommets in areas shown.
2. Re-fit the covers and install the grommets.
3. Feed AC and PE cables through grommets in the Control/Input/Output Section.
4. Connect PE cable.
5. Connect AC IN cables to normal power and bypass power.
6. Connect AC OUT cables.
Battery cables connection
Warning: Make sure that the battery breakers are open (OFF) prior to running the
cables.
Caution: For battery installation and maintenance instructions, refer to the battery
manufacturer’s installation manual.
Caution: Over-current protection for the battery circuit is required by code. The minimum
DC voltage rating of the battery supply over-current protection device is 500 V.
Note: Over-current protection for the battery circuit is required by national wiring rules.
Busbar
Hole distance AC
fl 13
Cable lug
58 mm
44.45 mm
44.45 mm
Busbar
Hole distance DC
fl 13
Cable lug
35.8 mm
44.45 mm
44.45 mm
Busbar
Hole distance grounding
46.99 mm
44.45 mm
44.45 mm
Cable lug
M10 stud