STS-6000K-H1 Smart Transformer Station (Vietnam,
Duc Long Gai Lai)
Installation Guide
4 STS Overall Check
Issue 02 (2020-02-21)
Copyright © Huawei Technologies Co., Ltd.
25
4
STS Overall Check
No. Check Item
Acceptance Criteria
1
Inside the container
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.
2
Contact surface
between the container
and the base
The container is in good contact with and evenly supported
by the base underneath.
3
SF
6
barometer in the
ring main unit of the
MV room
The pointer of the SF
6
barometer is in the green area and is
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.
4
Switch mechanical
operation test
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.
5
Inside the LV cabinet
The ground copper bar in the LV cabinet is not loose,
screws are not loose or missing, and components are not
loose or displaced.
6
Oil level gauge
The oil level displayed on the gauge in the transformer oil
cabinet is normal.