Epcom RT Series - Output Connection and External Batteries

Epcom Power Line
6 | RT Series True Online UPS RT Series True Online UPS | 7
Normally, output connection of 1~3KVA series is congured with power outlets or terminal blocks, users can
plug the load cable into the UPS power outlets to energize the load. Make sure the mains cable and breakers
in the building are enough for the rated capacity of UPS to avoid the hazards of electric shock or re.
3.3 Installation and Output Connection
3.4 External Batteries Connection (Long backup model)
Model
Wiring spec (AWG)
Input Outpu Battery
Non-isolated
Neutral
Ground
1KVAH-RT 1 mm² 1 mm² 4 mm² 1 mm² 1 mm²
2KVAH-RT 1.5 mm² 1.5 mm² 4 mm² 1.5 mm² 1.5 mm²
3KVAH-RT 2.5 mm² 2.5 mm² 4mm² 2.5 mm² 2.5 mm²
Model Battery Quantity (unit) Battery Voltage (volt)
1KVAH-RT 3 36
2KVAH-RT 6 72
3KVAH-RT 8 96
• For different UPS model, users are instructed to congure different battery voltage as below table. More
or less units are forbidden, or else something abnormal or faulty will appear.
• One end of battery cable is for UPS terminals while the other end with triple cables is for battery terminals.
Correct installation procedure is highly vital or else probable electric shock will arise. Users are strictly
required to follow the below procedure.
• Connect batteries correctly and make sure the total battery voltage is available for UPS.
• Correctly connect the long battery cable to battery terminals rst, red wire is to positive plate while black
is to negative. If users connect the UPS rst, electric shock or other danger may not be avoided.
• Before connecting loads, users should supply mains power and energize the UPS.
• Connect long battery cable to UPS terminals with correct poles link (red is for ‘+’, black is for ‘-‘), UPS will
start charging automatically.
• Connect the battery pack to the battery connector.