NSI Industries NPDB-14-500-1 - 100kA Short Circuit Current Rated Power Distribution Block. 1 x 500 MCM-4 AWG Line, 4 x 4/0-14 AWG Load Power Distribution Blocks are made of Valox Nylon 6/6, Finger Safe Lexan 500R Polycarbonate Panels and Covers, high-conductivity 6061-T6 Electro-Tin Plated aluminum alloy connector. Each block can stand alone or combine with other blocks to form a multi-block set, and are also Din Rail Mountable with built in locking mechanism to lock/release.
NSI Industries

NPDB-14-500-1

UPC: 662381367600


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BrochureTechnical BulletinSpecification Sheet

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Overview

The NSI Industries NPDB-14-500-1 is a robust 100kA Short Circuit Current Rated (SCCR) Power Distribution Block designed for efficient and safe power distribution in industrial applications. Constructed with high-conductivity 6061-T6 electro-tin plated aluminum alloy connectors, this block ensures reliable electrical connections. The housing is made from Valox Nylon 6/6, providing excellent durability and thermal resistance. For enhanced safety and protection, it features finger-safe Lexan 500R polycarbonate panels and covers, preventing accidental contact with energized components and protecting against short circuits caused by loose wires or tools. This distribution block offers a versatile input configuration, accepting one line conductor from 500 MCM down to 4 AWG, and provides four load outputs, each capable of accommodating conductors ranging from 4/0 AWG to 14 AWG. The NPDB-14-500-1 is designed for flexibility, allowing individual blocks to be used standalone or combined with other blocks to create multi-block sets for more complex power distribution needs. It is also DIN rail mountable, featuring a built-in locking mechanism for easy installation and secure attachment to standard DIN rails. With a voltage rating of 600V, this power distribution block is suitable for a wide range of applications including heating, air conditioning, refrigeration systems, elevator systems, material handling equipment, control panels, motor controls, and switchgear. The materials used are RoHS compliant and lead-free, meeting environmental standards. Approvals include UL Recognized (File: E171395 for 0LD/0LS Series, E309688 for LFD/LFS Series) and CSA Certified (File: LR700111 for 0LD/0LS Series, 007316_0_000 for LFD/LFS Series). The connector material is tin-plated aluminum, suitable for both aluminum and copper conductors. The flammability rating is UL 94 V-0. This product is manufactured in Germany (DE).
  • 100kA Short Circuit Current Rated (SCCR) for enhanced safety.
  • High-conductivity 6061-T6 electro-tin plated aluminum alloy connectors.
  • Finger-safe Lexan 500R polycarbonate panels and covers.
  • DIN rail mountable with integrated locking mechanism.
  • Versatile conductor range: 1x (500 MCM - 4 AWG) Line, 4x (4/0 AWG - 14 AWG) Load.

Specifications

Amperage Rating
380A
Application
NSI
Color
Blue
Color
Black Base-Clear Panels and Covers
Connection Type
Screw Terminal
Current Rating
100kA
Material
Valox Nylon 6/6, Lexan 500R Polycarbonate, 6061-T6 Electro-Tin Plated Aluminum
Material
6061-T6 Aluminum Body - Valox Nylon 6/6 Base - Lexan 500R Polycarbonate Panels and Covers
Mounting
Slotted Holes in Base, 35mm DIN Rail w/Locking Feature
Mounting Type
Din Rail Mountable with locking mechanism
Number Of Terminals
5
Poles
1 Line + 4 Load
Series
NPDB-14
Size
L=5.800 - W=2.750 - H=3.750 IN
Size
1 x 500 MCM-4 AWG Line, 4 x 4/0-14 AWG Load
Special Features
100kA Short Circuit Current Rated (SCCR), Din Rail Mount with Locking Mechanism to lock/release block on Din Rail, Multi Pole Ganging, Finger Safe Lexan 500R Polycarbonate Panels & Covers.
Standard
UL1953 and UL1059 Listed, cULus
Type
Single Primary (Line), Single Secondary (Load)
Voltage Rating
600 V
Warranty
1 Year
Wire Size
(1) 500 MCM-4 AWG(LINE) - (4) 4/0-14 AWG(LOAD)
Package Dimensions (L x W x H)
5.8 IN x 2.75 IN x 3.75 IN
Package Dimensions (L x W x H)
14.732 cm x 6.985 cm x 9.525 cm
Package Weight (Imperial)
1.258 L
Package Weight (Metric)
0.571 kg
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Frequently Asked Questions

What wire sizes does NPDB-14-500-1 accept?

NPDB-14-500-1 accepts 1 x 500-4 wire on the line side and 4 x 4/0-14 wire on the load side.

What is the maximum amp per pole?

The maximum amp per pole for NPDB-14-500-1 is 380 A.

Is NPDB-14-500-1 finger safe?

Yes. The NPDB-14-500-1 is listed as finger safe.

What block size is NPDB-14-500-1?

The NPDB-14-500-1 is a large block.

Which BURNDY part matches NPDB-14-500-1?

The BURNDY cross-reference part number is BDBMCS5M1.

Which ILSCO part matches NPDB-14-500-1?

The ILSCO cross-reference part number is BDBMCS5M1FS.

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