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STS-(3000K, 6000K)-H1 Smart Transformer Station
(Spain, Eiffage Turroneros)
Installation Guide
No.
1
2
3
4
5
6
Issue 02 (2020-02-21)
Check Item
Inside the container
Contact surface
between the container
and the base
SF
barometer in the
6
ring main unit of the
MV room
Switch mechanical
operation test
Inside the LV cabinet
Oil level gauge
Copyright © Huawei Technologies Co., Ltd.
4
STS Overall Check
Acceptance Criteria
1. There is no foreign matter inside the container, and
there is no sign of water immersion.
2. The components in the MV and LV rooms are intact.
3. The enclosure of the transformer is not deformed or
damaged. The surface of the transformer is free of oil
stains.
The container is in good contact with and evenly supported
by the base underneath.
The pointer of the SF
barometer is in the green area and is
6
at a certain distance from the yellow or red area. If the
pointer is close to the yellow or red area, take a photo and
contact Huawei technical support.
1. Turn on and off the ACB in the LV cabinet for two
times. The operation is successful.
2. Turn on and off all MCCBs in the LV cabinet for two
times. The operation is successful.
3. Turn on and off the load switch, circuit breaker, and
grounding switch in the ring main unit in sequence for
two times. The operation is successful.
4. Operate the interlocking system of the STS for two
times. The operation is successful.
The ground copper bar in the LV cabinet is not loose,
screws are not loose or missing, and components are not
loose or displaced.
The oil level displayed on the gauge in the transformer oil
cabinet is normal.
4 STS Overall Check
29
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