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3.4 Terminal Block Explanation
● L12-N1: the terminal for Utility Input to provide the power source when the
UPS is working under Utility mode.
● G1: the terminal for UPS Input Ground.
● L21、N22: the terminals for UPS Output.
● G2: the terminal for UPS Output Ground.
Remarks:
1. When the Isolation transformer and Maintenance Bypass Switch are not
installed:
a. For 200/220/230/240Vac system, you may connect as shown in below.
(1a1)
(1a2)
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2. When the Maintenance Bypass Switch is installed:
(2a1)
(2a2)
3. When the Isolation transformer and Maintenance Bypass Switch are
installed:
a. For 200/220/230/240Vac system, you may connect as shown in below.
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