Delta DPH-600K, Руководство пользователя

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5 Installation and Wiring
NOTE:
1.
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number of batteries, please contact Delta service personnel for protective
device’s current and voltage.
2. The above-mentioned DC circuit breaker, DC isolated switch and DC fuse
are optional. If you want to buy any of them, please contact Delta service
personnel.
3. If you need to parallel multiple units of external battery cabinets, please
contact Delta service personnel for relevant information.
4. To extend backup time, you can parallel up to eight units of external battery
cabinets to the UPS. Please note that (1) the number of batteries in each
parallel external battery cabinet shall be the same and that (2) the cable
length of each battery string shall be the same.
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Please note that only authorized Delta engineers or service personnel can perform wir-
ing or you can perform wiring only under the supervision of authorized Delta engineers
or service personnel. To connect the external battery cabinet(s) to the UPS, please refer
to:
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For the external battery cabinet’s grounding information, please refer to:
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When choosing the external battery cabinet’s protective device, please take the follow-
ing factors into consideration: (1) over current between the UPS and battery circuit, (2)
short circuit current of the batteries, (3) wire/ cable materials, and (4) local electrical
regulations. If you have any questions about the external battery cabinet’s protective
device, please contact Delta service personnel.
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The protective device is optional, and its type must be fast-acting DC circuit breaker
and/ or fast-acting DC fuse. If you want to buy any of them, please contact Delta service
personnel. When choosing the protective device, please follow the instructions below.