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ZY120 6-20kVA (11) User Manual EN rev.04.doc
PROCEDURES
9.1 Battery Disposal
1) Before disposing of batteries, remove jewelry, watches and other metal objects.
2) Use rubber gloves and boots, use tools with insulated handles.
3) If it is necessary to replace any connection cables, please purchase the original materials
from the authorized distributors or service centers, so as to avoid overheat or spark
resulting in fire due to insufficient capacity.
4) Do not dispose of batteries or battery packs in a fire. The batteries may explode.
5) Do not open or mutilate batteries, released electrolyte is highly poisonous and harmful to
the skin and eyes.
6) Do not short the positive and negative of the battery electrode, otherwise, it may result in
electric shock or fire.
7) Make sure that there is no voltage before touching the batteries. The battery circuit is not
isolated from the input potential circuit. There may be hazardous voltage between the
battery terminals and the ground.
8) Even though the input breaker is disconnected, the components inside the UPS are still
connected with the batteries, and there are potential hazardous voltages. Therefore,
before any maintenance and repairs work is carried out, switch off the breaker of the
battery pack or disconnect the jumper wire of connecting between the batteries.
9) Batteries contain hazardous voltage and current. Battery maintenance such as the battery
replacement must be carried out by qualified personnel who are knowledgeable about
batteries. No other persons should handle the batteries
9.2 Battery Replacement Procedures
1) Press ON/OFF button to transfer to bypass mode
2) Switch the maintenance switch from UPS to Manual BYP
3) Remove both side covers from the UPS.
4) Disconnect the battery wires one by one.
5) Remove metal bars which are used to fasten batteries.
6) Replace batteries one by one.
7) Screw metal bars back to UPS.
8) Connect the battery wires one by one. Take care of electrical shock while connecting the
last wire.
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