ABB - Installation Products MS4 - Aluminum Type MS - Neutral Span Clamp for Wire Range ACSR Main 4/0-4, Tap 1/0-6 AWG Main 4/0 Str.-2 Sol., Tap 1/0 Str.-6 Sol.
ABB - Installation Products

MS4

UPC: 783786849703


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Overview

The ABB MS4 Neutral Span Clamp is an aluminum connector designed for neutral conductor applications in overhead distribution systems. This clamp accommodates ACSR (Aluminum Conductor Steel Reinforced) main conductors ranging from 4/0 to 4 AWG and tap conductors from 1/0 to 6 AWG. The MS4 supports both stranded and solid conductor types, with main conductors ranging from 4/0 to 2 strands and tap conductors from 1/0 to 6 strands. Engineered for neutral span applications, the MS4 ensures secure mechanical and electrical connections in overhead line installations. Its aluminum construction provides corrosion resistance and lightweight durability, making it suitable for long-term outdoor use. The clamp’s design allows for easy installation with standard tools, reducing labor time while maintaining reliable performance. Commonly used in utility pole installations, the MS4 neutral span clamp is a critical component for maintaining system integrity in distribution networks. It meets industry standards for neutral conductor connections, ensuring compliance with electrical safety and performance requirements. The MS4 is part of ABB’s Installation Products line, a trusted manufacturer of electrical connectors and hardware.
  • Compatible with ACSR main conductors (4/0-4 AWG) and tap conductors (1/0-6 AWG)
  • Supports stranded and solid conductor types (main: 4/0-2 strands, tap: 1/0-6 strands)
  • Aluminum construction for corrosion resistance and lightweight durability
  • Designed for neutral span applications in overhead distribution systems
  • Part of ABB Installation Products line, meeting industry standards

Specifications

Finish
Uncoated
Insulation
None
Material
Aluminum Alloy
Number of Conductors
2
Special Features
Combination Aerial Cable-Neutral Parallel-Groove Connector and Dead-Ending Clamp. Accommodates up to Four Service Drops
Type
Neutral Span Clamp
Voltage Rating
35 kV
Package Dimensions (L x W x H)
0.01 IN x 0.01 IN x 0.01 IN
Package Dimensions (L x W x H)
0.0254 cm x 0.0254 cm x 0.0254 cm
Package Weight (Imperial)
0.5000 L
Package Weight (Metric)
0.2270 kg
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Multi-Tap connector, single-sided, clear insulation, 6 ports, #4 - #14 STR.

PCSB4-6S-6Y

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Type 6B - 6 Bolt Clamp, One-piece Multi-Bolt Connectors for Wire Range Main 795 - 300 ACSR 800 - 336 AWG, TAP: 795 - 300 ACSR 800 - 336 AWG, Contax Filled, Aluminum, 5/8 inch Hex-Head Bolts - 4-3/4 inch long. Body 6-3/4 inch long X 3-1/4 inch wide.

6B89

Type 6B - 6 Bolt Clamp, One-piece Multi-Bolt Connectors for Wire Range Main 795 - 300 ACSR 800 - 336 AWG, TAP: 795 - 300 ACSR 800 - 336 AWG, Contax Filled, Aluminum, 5/8 inch Hex-Head Bolts - 4-3/4 inch long. Body 6-3/4 inch long X 3-1/4 inch wide.
Type DLC - Single U-Bolt Aluminum Fittings for Wire Range Main AWG or kcmil 266.8 - 1/0 Stranded, ASCR Main 4/0 - 1, 2 - 6 AR. 2-3/8 inch wide X 2-7/8 inch long X 4 inch high.

DLC23

Type DLC - Single U-Bolt Aluminum Fittings for Wire Range Main AWG or kcmil 266.8 - 1/0 Stranded, ASCR Main 4/0 - 1, 2 - 6 AR. 2-3/8 inch wide X 2-7/8 inch long X 4 inch high.
Type DLC - Single U-Bolt Aluminum Fittings for Wire Range Main AWG or kcmil 397.5 - 1/0 Stranded, ASCR Main 336.4 - 1/0, 1/0 - 6 AR. 2-3/8 inch wide X 3-3/16 inch long X 4 inch high

DLC25

Type DLC - Single U-Bolt Aluminum Fittings for Wire Range Main AWG or kcmil 397.5 - 1/0 Stranded, ASCR Main 336.4 - 1/0, 1/0 - 6 AR. 2-3/8 inch wide X 3-3/16 inch long X 4 inch high
Type DLC - Single U-Bolt Aluminum Fittings for Wire Range Main AWG or kcmil 2/0 Stranded - 6 Solid, ASCR Main 2/0 - 6. 1-7/8 inch wide X 1-1/2 inch long X 3-1/4 inch high

DLC2106

Type DLC - Single U-Bolt Aluminum Fittings for Wire Range Main AWG or kcmil 2/0 Stranded - 6 Solid, ASCR Main 2/0 - 6. 1-7/8 inch wide X 1-1/2 inch long X 3-1/4 inch high
Threaded Stud Transformer Connector - 5/8-11 Thread, 6 Positions, Wire Range #6 - 500 kcmil, use with LAC and LCU Lugs. Contains Oxide Inhibiting Compound. 650 Amps Maximum

TSL6E58

Threaded Stud Transformer Connector - 5/8-11 Thread, 6 Positions, Wire Range #6 - 500 kcmil, use with LAC and LCU Lugs. Contains Oxide Inhibiting Compound. 650 Amps Maximum

Frequently Asked Questions

What is the tap copper conductor range for the MS4?

The MS4 supports a copper conductor range for taps from 1/0 str. to #6 sol. AWG.

What is the main copper conductor range for the MS4?

The MS4 supports a main copper conductor range from 4/0 str. to #2 sol. AWG.

What is the tap ACSR conductor range for the MS4?

The MS4 supports an ACSR conductor range for taps from 1/0 to #6 AWG.

What is the main ACSR conductor range for the MS4?

The MS4 supports a main ACSR conductor range from 4/0 to #4 AWG.

What materials are used in the construction of the MS4?

The MS4 features high-strength, one-piece construction with castings made of high-strength aluminum alloy and hardware of galvanized steel.

Can taps be added to the MS4 after initial installation?

Yes, taps can be installed later, independently of existing connections, on the MS Neutral Span Clamp.

How many service drops can the MS4 accommodate?

The MS4 Neutral Span Clamp is designed to accommodate up to four service drops.

What is the MS4 Neutral Span Clamp?

The MS4 is an MS Neutral Span Clamp, which functions as a combination aerial cable-neutral parallel-groove connector and dead-ending clamp.

What is the tap copper conductor range for the MS4?

The MS4 supports a copper conductor range for taps from 1/0 str. to #6 sol. AWG.

What is the MS4 Neutral Span Clamp?

The MS4 is an MS Neutral Span Clamp, which functions as a combination aerial cable-neutral parallel-groove connector and dead-ending clamp.

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