Powering On The Transformer Room; Powering On The Auxiliary Loop; Turning On The Spds Of The Lv And The Auxiliary Loops - Huawei JUPITER-3000K-H1 Smart User Manual

JUPITER-(3000K, 6000K, 9000K)-H1 Smart
Transformer Station
User Manual

4.3 Powering On the Transformer Room

● Only O&M personnel can perform operations, and other personnel must stay
more than 10 m away from the STS.
● O&M personnel must wear professional protective clothing, insulation boots,
helmets with face protection, and insulation gloves.
● The transformer must be powered on by two persons. One person operates the
transformer, and the other uses the insulation rescue hook to hold the operator.
In the case of any exceptions, the operator should be quickly pulled away from
the STS.
Power on the transformers of STS 1, STS 2, and STS 3 in sequence.
Step 1 Use the charging lever to manually charge the circuit breaker in cabinet G2. After
the charging is complete, switch on the circuit breaker in cabinet G2.
Step 2 Check that the potential indicator of cabinet G2 blinks.
Step 3 Check that the sounds of ring main units are normal.
Step 4 Check that the sound of the transformer is normal.
----End

4.4 Powering On the Auxiliary Loop

4.4.1 Turning On the SPDs of the LV and the Auxiliary Loops

Step 1 Turn on switch 1QA12 of the 800 V SPD in LV PANEL A.
Step 2 Turn on switch 2QA12 of the 800 V SPD in LV PANEL B.
Step 3 Turn on knife fuse switches 3FA1.1 and 3FA1.2 (in the auxiliary power distribution
cabinet of the MV room).
----End
Issue 02 (2023-09-30)
CA UTION
NO TE
● Untightened cable bolts or improperly installed cable connectors may cause arcing,
which may generate sizzling arcing sound.
● When the transformer is powered on, a loud buzz will be generated. Then the buzz is
weakened rapidly and becomes stably low after about 5 seconds.
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