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DPP1U SERIES

OPERATING MANUAL

P O W E R I N G   T E C H N O L O G Y

Document Number: DPP1U-MAN Rev. 6

dpp1u-man-Rev6-0719.indd

OPERATING MANUAL

DPP1U SERIES DC POWER DISTRIBUTION PANELS

1.0   INTRODUCTION

 

UNIPOWER’s DPP1U Series of circuit breaker panels provide distribution and overload protection 

for 1 to 16 circuits with circuit breakers that can be field installed/exchanged without the need for 

any additional tools.  The panels are only one mounting position (1.75 inches) high.

 

The panels provide up to 16 breakers single bus 150A or 8A+8B 150A+150A distribution and alarm 

capabilities.  The A and B sections of the dual-bus panel are fully isolated, can be separately configured 

for 12 or 24/48 volts and are polarity neutral. Breaker capacities range from 1 to 30 amperes.

 

Breaker alarm is indicated by a dual color LED (green/red) and Form C relay contacts for each bus

 .

 

Figure 1. DPP1U DC Power Distribution Panel

2.0   FEATURES

2.1 

The following is a summary of the important features of the DPP1U Series.

 48/24V and 12V or Dual Voltage

 POLARITY NEUTRAL

 150A bus bar inputs

 Single or Dual Feed

 NO tools required to change breakers

 Tapered entry for easy insertion

 NO or NC alarm contacts

 Alarm LEDs

 Power Fail form-C alarm

 19" & 23" universal mounting brackets

 Rear panel safety cover standard

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Summary of Contents for DPP1U-A1

Page 1: ...ANELS Document Number DPP1U MAN Rev 6 UNIPOWER LLC 65 Industrial Park Rd Dunlap TN 37327 Phone 1 954 346 2442 Toll Free 1 800 440 3504 Web site www unipowerco com 2019 UNIPOWER LLC All Rights Reserved...

Page 2: ...5 4 0 SAFETY INDUSTRY STANDARDS 5 5 0 WARRANTY summary 6 6 0 DESCRIPTION OF OPERATION 6 7 0 SPECIFICATIONS 7 8 0 FRONT PANEL DESCRIPTION 8 9 0 BACK PANEL DESCRIPTION 8 10 0 UNPACKING AND INSPECTION 1...

Page 3: ...ution Panel 4 Figure 2 Block Diagram 6 Figure 3 Front Panel View 8 Figure 4 Back Panel View 8 Figure 5 Input Bus Bar Detail 8 Figure 6 Output Barrier Strip Detail 9 Figure 7 Alarm Contact Detail 9 Fig...

Page 4: ...and alarm capabilities TheAand B sections of the dual bus panel are fully isolated can be separately configured for 12 or 24 48 volts and are polarity neutral Breaker capacities range from 1 to 30 am...

Page 5: ...020 20 348 1436 0050 BLANK 348 1418 0000 Breakers need to be ordered individually and are shipped with each panel as separate items for field installation 4 0 SAFETY INDUSTRY STANDARDS 4 1 DPP1U Serie...

Page 6: ...zed by the manufacturer or to products which become defective due to acts of God negligence or the failure of customer to fully follow instructions with respect to installation application or maintena...

Page 7: ...Neutral Positive or Negative Ground ALARMS Alarm Indicator Dual Color LED Per Bus LED Status Indication Green Normal Red CB Trip Alarm Off No Power Alarm Relays Form C Contacts for each Bus SAFETY UL...

Page 8: ...iew 9 0 BACK PANEL DESCRIPTION 9 1 Back View Figure 4 shows the back of the DPU1U distribution panel Inputs are at the left and right ends of the back panel Side B outputs are at two rows of barrier t...

Page 9: ...140 1 1 2 LCA1 14 E LCD1 14A E 625 1665 0050 625 1665 0150 9 4 Output Connections Output connections for A and B loads are shown in Figure 4 There are 8 sets of barrier terminal strip connections for...

Page 10: ...the Form C relay contact terminals is the chassis ground terminal This terminal is a no 8 32 stud with a nut NOTE THAT IT IS ESSENTIAL THAT THIS TERMINAL IS CONNECTED TO THE SYSTEM FRAME GROUND TO ENS...

Page 11: ...n ALM B ALM A BAT BAT RTN RTN NO C NC NO C NC BAT RTN BAT RTN 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 ALM B ALM A BAT BAT RTN RTN NO C NC NO C NC BAT RTN BAT RTN 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 ALM B ALM A BA...

Page 12: ...ALM A BAT BAT RTN RTN NO C NC NO C NC BAT RTN 1 2 3 1 2 3 4 5 6 7 8 150A MAX PER BUS A B ALARM 1 1 8 ON I O OFF ON I O OFF ON I O OFF ON I O OFF ON I O OFF ON I O OFF ON I O OFF ON I O OFF ON I O OFF...

Page 13: ...13 4 With the A side LED green use an ohmmeter to check the Form C relay contact outputs On J4 measure the resistance between pins 1 and 2 This should read open Measure the resistance between pins 2 a...

Page 14: ...rk Rd Dunlap TN 37327 United States Manufacturing facility UNIPOWER Slovakia SRO ZLATOVSKA 1279 Business Center 22 91105 Trencin Slovakia Phone 1 954 346 2442 Toll Free 1 800 440 3504 Web site www uni...

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