Emerson 4015 Power Supply User Manual


 
Installation Instructions IM584000300
Spec. No. 584000300 (Model 4015-X003) Issue AB, April 3, 2013
Chapter 3. Making Electrical Connections Page 33
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External Battery Connections (if required)
Danger: Adhere to the “Important Safety Instructions” presented at the front of
this document. DO NOT attempt to work on an energized system.
Warning: Observe proper polarity when making battery connections.
Up to five internal or external battery strings can be connected to busbars located in the
power and control sub-rack. If the system is furnished in a factory provided IT rack,
connections to internal battery trays are factory made.
Connect any external battery strings to the positive and negative battery connection
points per Figure 3-13. Cables can be routed from the top or bottom to the power and
control sub-rack. Refer to SAG584000300 for wire size and crimp lug information.
If there is a battery breaker associated with the external battery string that is to be
controlled (tripped) by the system’s LVD circuit, wire per Figure 3-13.
Use 22 AWG (0.5mm
2
) wire.
The mating connector for the alarm/control connector on the power and control
sub-rack is P/N 247874900 (Tyco 172167-1).
The mating contacts for the alarm/control connector on the power and control
sub-rack is 245381700 (Tyco 170360-3) (22-18 AWG).
The contacts are to be crimped with Tyco hand tool P/N 724651.
External battery breaker requirements are as follows.
External battery breaker must contain a 48V shunt trip with the following
specifications.
a) Rated Voltage: 12 to 60 VDC.
b) Maximum Release Duration: 10ms.
c) Minimum Resistance: >1 ohm.
External battery breaker must contain auxiliary contacts that are normally closed
if the breaker is close. Minimum contact rating is 48V DC at 2A.