Delta Electronics NH Plus Series User Manual

4
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Installation and Wiring
4-4
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4-4-3 Installation Environment
1. The NH Plus series UPS is for in-house use only. The installation space should be
conditioned at temperature of 25°C and relative humidity of <90%. And the maximum
operation altitude is 3000 m.
2. The circumstance surrounding the UPS should be kept clean. Prevent any possible
damage from mouse or similar objects.
3. The NH Plus Series UPS requires good ventilation and heat dissipation. It features
fans for heat dissipation. The air flow circulates from front to the rear bezel. Therefore,
we strongly recommend the following:
(1) A clearance of at least 100cm in front of UPS should be provided to permit free
9*passage of service engineer and ventilation purpose.
(2) A clearance of at least 50cm between rear bezel of UPS and wall should be
provided to permit free passage of service engineer and ventilation purpose.
(3) A clearance of at least 50cm between the top of UPS and the ceiling should be
provided to permit free passage of service engineer.
(4) A clearance of at least 100cm in front of external battery cabinet should be
provided for maintenance and at least 50cm between rear bezel and the wall
should be provided for ventilation.
4. It is recommended that you install fire extinguisher beside the UPS for emergency
use.
Do not use any air conditioning or similar facility that blows air directly onto the
rear side of the UPS.

Delta Electronics NH Plus Series Specifications

General

Brand	Delta Electronics
Model	NH Plus Series
Category	UPS
Language	English