background image

 

212-0024-SS 

July 30th, 2019

 

Automotive Power Distribution Unit  

User Manual 

Model: 

PDU-31SS 

Table of Contents 

Product Overview………………………………………………………………………………………………………………………………………………………………………..……2 

Introduction/Features/Technical Specifications……….……………………………………………………………………………………………………………………….3 

Warnings…………………………………………………………………………………………………………………………………………………………………………………………..4 

Installation………………………………………………………………………………………………………………………………………………………………………………………..5 

Wiring Diagram………………………………………………………………………………………………………………………………………………………………………………...6 

Wire Gauge Size Tables……………………………………………………………………………………………………………………………………………………………………..7 

Modes of Operation………………………………………………………………………………………………………………………………………………………………………….8 

Programming Low Voltage Shutdown and Timed Shutdown……………………………………………………………………………………………………………..9 

Package Contents……………………………………………………………………………………………………………………………………………………………………………10 

Warranty and Product Return Policy……………………………………………………………………………………………………………………………………………...12 

 

Summary of Contents for PDU-31SS

Page 1: ...SS Table of Contents Product Overview 2 Introduction Features Technical Specifications 3 Warnings 4 Installation 5 Wiring Diagram 6 Wire Gauge Size Tables 7 Modes of Operation 8 Programming Low Voltage Shutdown and Timed Shutdown 9 Package Contents 10 Warranty and Product Return Policy 12 ...

Page 2: ...212 0024 SS 2 July 30th 2019 Product Overview Figure 1 PDU 31SS ...

Page 3: ...leshooting Features Programmable Low Battery Voltage Shutdown Programmable Timed Shutdown Vehicle Battery Voltage Monitoring Each output has an LED fuse status indicator Standby Mode Timed Shutdown Mode Test Mode Reset Mode 31 Outputs Technical Specifications Voltage Range 11 18 VDC Maximum Current Load 10A per output fused at 15A 30A per heavy duty output fused at 50A 100A total maximum current p...

Page 4: ... should be properly trained in the operation of this device to ensure both operator and public safety 9 Any device used inside a vehicle may cause severe personal injury if not properly mounted and secured Objects used in the vehicle may become airborne during a collision or other sudden chang es in vehicle speed or direction such as braking acceleration or turns 10 Be sure to mount unit through t...

Page 5: ...opriate size wire connect to the positive battery terminal fuse at the battery side with 100A fuse or a circuit breaker Ground Using appropriate size wire connect to the negative battery terminal or a suitable chassis ground Ignition Sense Connect this terminal to the vehicle ignition switch using 18 gauge wire Battery Sense Connect this terminal directly to the positive of the battery using a 18 ...

Page 6: ...212 0024 SS 6 July 30th 2019 Figure 2 Wiring Wiring Diagram ...

Page 7: ...ngth 3 drop 5 ft 5 10 ft 10 15 ft 15 20 ft 25 30 ft 25 10 6 6 4 2 50 6 4 2 2 0 75 6 2 1 0 3 0 100 4 2 0 2 0 4 0 Table 2 Recommended Circuit Load Wire Size Max Total Load Current Amps Wire Size AWG vs Wire Length 3 drop 1 5 ft 5 10 ft 10 15 ft 15 20 ft 25 30 ft 5 18 18 18 16 14 10 18 16 14 14 12 15 18 14 12 12 10 20 16 14 12 10 8 ...

Page 8: ...ltage reaches a pre set value This setting is the same for both groups Timed Shutdown Mode The PDU allows the user to set the time remaining after the ignition switch is turned off This setting is the same for both groups The 7 segment display will cycle through and indicate the time remaining for each output group Test Mode Pressing the TIME SETUP TEST button for at least 2 seconds will start a 2...

Page 9: ... the vehicle battery voltage drops below the Low Voltage Shutdown values for GROUP 1 or GROUP 2 outputs the outputs for that group will be OFF unconditionally The minimum shutdown voltage cannot be set below 11 5VDC unless the vehicle is being fitted with a second battery Timed Shutdown Setup The PDU 31SS factory default shutdown times are set to 2 minutes for GROUP 1 outputs 2 hours for GROUP 2 o...

Page 10: ...on 1 PDU 31SS PDU 31SS unit w 31 out display dual programmable timer and voltage 1 212 0024 31SS Manual PDU 31SS unit 1 Designator sheet for PDU 31SS to record all setup installation data Package Contents NOTE MINI and MAXI fuses are available for purchase ...

Page 11: ...212 0024 SS 11 July 30th 2019 NOTES ...

Page 12: ...or removal or installation Lamps flash tubes batteries or other items considered consumables are not covered under warranty This warranty is in lieu of all other express warranties D R Electronics makes no warranties ex pressed or implied other than the express warranties contained herein WARRANTY PRODUCT RETURN POLICY In order to provide you with faster service product returns for repair or repla...

Reviews: