2 distribution center features, 1 distribution configurations, 2 low voltage disconnect (lvd) – Alpha Technologies DCP03 300A User Manual

Page 9: 3 shunt, Istribution, Enter, Eatures, Distribution configurations, Low voltage disconnect (lvd), Shunt

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020-702-C0 Rev C WC

Page 3 of 16

2

Distribution Center Features

2.1 Distribution Configurations

The DCP03 contains 18 total AM-type plug-in breaker positions with two-hole connection points for both breaker

output and the ground return bus. The breaker distribution can be configured one of two ways:
1. List 87 configuration provides for all 18 positions to be dedicated to load distribution. In this configuration, both

rectifier and battery connections must be made on the rear bus bar input or external to the distribution center.

2. List 88 configuration allows for 4 battery breaker and 14 load breaker positions as shown below:

Figure 2–DCP03 configured for 4 battery and 14 load breakers

NOTE: Load breakers require mid-trip AM plug-In breakers, and battery breakers require series-trip AM plug-In breakers.
NOTE: When there is no power on the rectifiers and there is only one battery circuit breaker, there will be no alarm if the

circuit breaker trips.

2.2 Low Voltage Disconnect (LVD)

An optional 400A LVD can be installed for both 48Vdc and 24Vdc system configurations. If the system is

configured with 18 load breakers, the LVD will be installed in series with the load (LVLD). If the system is

configured with 4 battery and 14 load breakers, the LVD will be installed in series with the batteries (LVBD).
If an LVD is not equipped, the system must be provisioned with a jumper to bypass the LVD position (List 82).

2.3 Shunt

An optional 400A shunt can be installed for system current measurement. If the system is configured with 18 load

breakers, the shunt will be installed in series with the load. If the system is configured with 4 battery and 14 load

breakers, the shunt will be installed in series with the batteries.

NOTE: Shunt option requires 48V option (List 2) when used with CXCI.

If a shunt is not equipped, the system must be provisioned with a jumper to bypass the shunt position (List 81).

NOTE: Shunt option is not available for 24V option when used with CXCI.

Load breaker

connections

Battery breaker

connections

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