5.4.4Connection of the Loads
In order to ensure the safety of personnel during installation work, make sure that the connections are made under the following conditions:
♦No mains voltage present.
♦The loads are switched off.
♦UPS is switched off (display completely blank).
To disconnect the PROTECT 1., carry out the following steps:
♦Place the “maintenance switch”manual bypass on the back of the UPS in the “bypass” ositionp. For this purpose, first remove the 4 screws of the cover (no. 3, p. 26/27).
♦Put the mains input miniature circuit breaker (no.2, p. 26/27) to the “OFF” position.
Connect the loads as follows (terminals 1.3, p. 26/27):
Connect the UPS terminals 
/PE = ground, N = neutral conductor, L = phase that are marked with “OUTPUT” with the corresponding terminals of your UPS subdistribution.
5.5Connection of External Battery Modules
The PROTECT 1. requires the use of at least one external battery module. Two preconfigured battery cubicle types are available. Both versions guarantee an increase in the attainable standby time due to their parallel connection capability (see also chapter 2.3).
| PROTECT 1.100 | PROTECT 1.150 | PROTECT 1.200 | ||
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PROTECT |
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| - | - | |
No |
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1.100 BP |
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PROTECT | mix ! |
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1.BP20 |
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The two cubicle types are distinguished in the following. Follow 5.4.1 if you use the PROTECT 1.100 BP or 5.4.2 when using the PROTECT 1.BP20.
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