Sts Module Installation - Delta DPH Series User Manual

5.6.1

STS Module Installation

WARNING:
1. Only when (1) the UPS runs in manual bypass mode, (2) the capacitors are
completely discharged and (3) the battery power is completely cut off can
qualified service personnel perform the following installation procedures.
2. The STS module is heavy (54.2 lb (24.6 kg)). At least two people are required
for handling.
Step 1
Confirm that the STS module's switch is in the lower position (
open status.
(Figure 5-29: Confirm the STS Module's Switch in the Lower Position)
(Figure 5-30: Confirm the Pullers in the Open Status)
) and the pullers are in the
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