Optional) Powering On The Auxiliary Transformer; Powering On The Auxiliary Loop - Huawei JUPITER-3000K-H1 Smart User Manual

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

4.4.2 (Optional) Powering On the Auxiliary Transformer

5 kVA Auxiliary Transformer
Step 1 Ensure that the fuse is in the ON position.
Step 2 Turn on the disconnector 1QS on the power supply side of the auxiliary
transformer to power on the auxiliary transformer.
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Turn off the disconnector before powering off the auxiliary transformer.

4.4.3 Powering On the Auxiliary Loop

Step 1 Turn on the auxiliary power supply switch.
Step 2 Turn on the power supply switch of the UPS and low-power auxiliary equipment.
Step 3 Turn on the smoke sensor and lighting switch in the auxiliary power distribution
box in the MV room.
Step 4 Turn on the power switch and the switch of the energy storage loop in cabinet G2
of the ring main unit. The operating mechanism of the circuit breaker starts
charging. The charging is complete after about 10s.
Step 5 Turn on the ACB in LV PANEL A. The operating mechanism of the ACB starts
charging.
Issue 02 (2023-09-30)
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● If an auxiliary transformer is configured, perform the following operations to power on
the auxiliary loop.
● Perform the following power-on operations based on the specifications of the auxiliary
transformer.
CA UTION
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● When a UPS is configured, the UPS transfers from the discharging state to the normal
running state. Check the indicators on the power supply unit (PSU) and energy storage
modules (ESMs). Ensure that the green indicators are blinking fast (4 Hz) and that the
yellow and red indicators are off.
● Some auxiliary loops have been powered on before the transformer is powered on.
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The smoke sensor is started. The smoke sensor indicator is blinking slowly and no alarm is
generated. The light is on. After the container door of the MV room is closed, the light is
off.
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The switch numbers of ring main units may vary depending on the manufacturer. Operate
the switches according to the drawing.
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