Instruction manual

Installation

Chloride Linear Plus Series Rack-mount UPS User Instruction Manual 10

conduits or that shielded cables be used. Routing of cables (e.g. power supplies, communication or data

lines) to other equipment, should be kept separate from that of UPS cables.

Neutral Connection The installation of the UPS does not affect the existing Neutral system.

The Neutral system may be affected if the UPS is operating with the Neutral switched upstream.

External Protection

and Isolating

Devices

WARNING: A disconnect switch shall be provided by others for AC input/output circuit. To reduce the

risk of fire, connect only to a circuit provided with branch circuit over current protection for Table 7

Amperes rating in accordance with the National Electric Code, ANSI/NFPA 70.

The following table indicates the protection devices (circuit breakers and fuses) which must be installed

by the installing personnel for protection of both the cables and the equipment.

NOTE: The external battery cabinet shall be located adjacent to the UPS. When such an option is

supplied by Chloride it comes complete with protection devices and correctly-sized cables. When batteries

are sourced from other suppliers it is advised that Chloride be contacted for correct sizing of protection

devices and interconnection cables.

Installation of

Differential

Protection Devices

Fig. 4 illustrates the method of installing differential breakers.

To avoid spurious operation, differential protection devices must:

• be rated at differential current NOT LESS THAN 100 mA

• be a SELECTIVE type (delayed intervention)

• be Type A

Fig. 4: Standard configuration

Table 7. Fuses or circuit breakers

UPS Type

Linear Plus Rack-mount

6kVA

Linear Plus Rack-mount

10 kVA

Input Fuse / A 40 A 60 A

Circuit breaker / A 40 A 60 A

Output Circuit breaker 30 A 50 A

Output

External Battery Pack