Amplon RT Series
71
NOTE:
1.
*
1
When the UPS connects to 12 PCS × 2 batteries, the rated output power of the UPS
needs to be de-rated to 70%.
2.
*
2
These are default values.
3.
*
3
For the customer-owned lead-acid batteries, the maximum settable charging current
is 8A. The charging current will be influenced by on-site configurations, environment
temperature and load conditions. If you need to modify the default charging current,
please contact your local dealer or Delta customer service.
4. You can turn on or turn off boost charging via the LCD. Go to →
Charger
→
Execute Boost Charge
→
No/ Yes
.
8.2 Installation of the External Battery Pack
The Delta standard battery pack can be rack-mounted or tower-mounted with the UPS; their
mounting kits and installation procedures are identical to the UPS’s. For details, please refer to
Chapter 6.1 ~ Chapter 6.2
.
For installation of customer-owned battery pack, please contact service personnel.
8.3 External Battery Pack Connection Warnings
Use only the same type of batteries from the same supplier. Never use old, new and different
Ah batteries at the same time.
The number of batteries must meet the UPS’s requirements.
Do not connect the batteries in reverse.
After connecting the Delta lead-acid battery packs (optional) or the customer-owned lead-
acid battery packs to the UPS, use a voltage meter to measure whether the total voltage is
around 12.5Vdc × the total number of batteries.
8.4 Battery Overcurrent Protection Device
1. A Delta standard battery pack has a built-in overcurrent protection device.
2. For connection to the customer-owned batteries, it is required to install an appropriate DC
breaker or fast-acting fuses that meets the safety certifications. Please refer to
Table 7-3
for the
recommended battery breaker capacity. Do not use an AC breaker. Besides, the breaker must be
a 2-pole DC breaker with 1-pole 250Vdc, 2-pole 500Vdc, and 10kA (or above) DC breaking capacity.
To Next Page
Loading...
Need help?
General