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Dimming & Control
PowerHOUSE
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Portable Distribution Boxes
TYPE 3R Rainproof
PowerPARTS
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Wiring Devices
PowerRACK
TM
Rolling Distribution Racks
TYPE 3R Rainproof
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Load Master
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LuxCommander
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Portable Work Lights
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Smart Power
Portable Power Distribution Box
Energy Storage
User Manual
TYPE 1 Indoor or
TYPE 3R Rainproof
TYPE 1 Indoor or
TYPE 3R Rainproof
®
LM-LOADMASTER - Rev.002
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Table of Contents
Summary of Contents for Lex Load Master
- Page 1 PowerPARTS TYPE 3R Rainproof Wiring Devices PowerRACK Rolling Distribution Racks TYPE 1 Indoor or TYPE 3R Rainproof WeldingRACK TYPE 3R Rainproof Load Master ® LuxCommander ® Portable Work Lights ™ Smart Power Portable Power Distribution Box Energy Storage User Manual...
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Page 2: Table Of Contents
SETTING UP THE LOAD MASTER POWER DISTRIBUTION UNIT (PDU) ® Step 1: Placement and Inspection of the Load Master® PDU Step 2: Making the Input Connections Step 3: Adjusting the Circuit Breakers 160-400 Amp Circuit Breaker - DIP Switch Settings... -
Page 3: Shipment: Unpacking And Inspection
Open and close the lid on the Load Master Box to determine whether it closes and latches properly 3. If there is any damage to the Load Master Box, contact Lex Products Technical Services toll free at 800.643.4460 or email info@lexproducts.com... -
Page 4: Introduction
INTRODUCTION This manual details the installation and use of the Lex Products Load Master line of power distribution boxes. This power distribution box provides a convenient way to adjust the overcurrent protection of the output receptacles. Please review this manual prior to operating the Load Master®... -
Page 5: Setting Up The Load Master ® Power Distribution Unit (Pdu)
SETTING UP THE LOAD MASTER POWER DISTRIBUTION UNIT (PDU) ® Set up of the Lex Products Load Master power distribution box is to be performed by qualified personnel only Step 1: Placement and Inspection of the Load Master ® – The Load Master PDU box is designed for indoor and outdoor use ®... - Page 6 9. Connect the second (Top) row of the Cam input in the same manner and color order as detailed above. NOTE: When disconnecting, do so in reverse order starting with the phases (Black, Red and Blue), followed by the neutral (White) and finally ground (Green) Contact Lex Products: 800.643.4460 info@lexproducts.com...
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Page 7: Step 3: Adjusting The Circuit Breakers
Figure 3.1: Circuit Breaker On (I) / Off (O) Switch DIP Switches Figure 3.2: DIP Switches DIP Switch “L” Short/Instant Delay Neutral Sensing I1 = Contact Lex Products: 800.643.4460 info@lexproducts.com In x (0.4+ In x ( Σ Test... - Page 8 Each circuit is labeled with a number that corresponds to a specific output for easy circuit identification 3. 3. Determine which load will be matched with each set of receptacles and circuit breakers based on the available range of the Load Master...
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Page 9: 160-400 Amp Circuit Breaker - Dip Switch Settings
In x (0.4+ 160 Amps 288 Amps I=6I1 PR221DS 176 Amps 304 Amps 192 Amps 320 Amps 208 Amps 336 Amps 224 Amps 352 Amps 240 Amps 368 Amps 256 Amps 384 Amps 272 Amps 400 Amps Contact Lex Products: 800.643.4460 info@lexproducts.com... -
Page 10: 100-250 Amp Circuit Breaker - Dip Switch Settings
Dipswitch Configuration I=6I1 100 Amps 180 Amps PR221DS 110 Amps 190 Amps 120 Amps 200 Amps 130 Amps 210 Amps 140 Amps 220 Amps 150 Amps 230 Amps 160 Amps 240 Amps 170 Amps 250 Amps Contact Lex Products: 800.643.4460 info@lexproducts.com... -
Page 11: 60-150 Amp Circuit Breaker - Dip Switch Settings
Dipswitch Configuration I=6I1 60 Amps 108 Amps PR221DS 66 Amps 114 Amps 72 Amps 120 Amps 78 Amps 126 Amps 84 Amps 132 Amps 90 Amps 138 Amps 86 Amps 144 Amps 102 Amps 150 Amps Contact Lex Products: 800.643.4460 info@lexproducts.com... -
Page 12: Step 4: Making The Output Connections
1. Select the appropriate gauge feeder cable to match the load requirements of each circuit that will be in use 2. Locate the sets of feeder cable that will be used to bring power from the Load Master box further downstream 3. -
Page 13: Step 5: Powering Up
(1). Connect the Cam set in the same manner and color order as detailed previously. 11. Repeat steps 3-10 for each additional circuit that will be in use on the Load Master Box, connecting the Cam cables in the same manner and color order as detailed above. -
Page 14: Troubleshooting Guide
The loads connected to the system might exceed the circuit breaker rating, in which case a larger power distribution unit would be needed. If a larger power distribution unit is needed, contact Lex Products with the load information and requirements of the specific application to determine the appropriate power distribution system. -
Page 15: Circuit Breaker Tripping When Powering Up
If the circuit breaker trips, disconnect cabling used and check for short circuits b. Turn off all circuit breakers, check the cabling connected to the Load Master, and check connected loads for shorts circuits How to Check a Load Master for Short Circuits 1. - Page 16 954.888.1024 Pacoima, CA 91331 05-30 All Rights Reserved. 203.363.3742 Fax 954.888.1026 Fax 818.768.4474 WE DELIVER THE POWER 818.768.4040 Fax Lex Products logo and lexproducts.com are trademarks or registered trademarks of Lex Products in the United States, other countries, or both.