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ABB - Installation Products CPL 477 N - Bi-Metallic Lugs, two-hole, ACSR 397.5, Aluminum Stranded 396.5-477, bolt size 1/2.

ABB Installation Products CPL 477 N Bi-Metallic Lugs, two-hole, ACSR 397.5, Aluminum Stranded 396.5-477, bolt size 1/2.

UPC: 783786016679


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Overview

The ABB CPL 477 N is a bi-metallic lug designed for reliable aluminum stranded conductor connections in industrial and utility applications. This two-hole lug accommodates ACSR conductors rated at 397.5 kcmil and aluminum stranded conductors between 396.5 and 477 kcmil, ensuring compatibility with medium to large cross-section cables. The lug features a 1/2-inch bolt size for secure mechanical fastening, providing a stable and low-resistance connection critical for power distribution systems. Manufactured by ABB Installation Products, a leader in electrical connection solutions, the CPL 477 N is constructed from high-conductivity aluminum alloy to minimize energy loss and thermal stress during operation. Typical applications include overhead power lines, substations, and industrial switchgear where durable, long-lasting terminations are required. The bi-metallic design ensures compatibility between aluminum conductors and copper or aluminum busbars, reducing galvanic corrosion risks. With a compact footprint and standardized hole pattern, the CPL 477 N integrates seamlessly into existing infrastructure while meeting industry standards for mechanical strength and electrical performance.
  • Bi-metallic design for aluminum-to-copper or aluminum-to-aluminum connections
  • Accommodates ACSR 397.5 kcmil and aluminum stranded 396.5-477 kcmil conductors
  • Two-hole configuration with 1/2" bolt size for secure mechanical fastening
  • High-conductivity aluminum alloy minimizes energy loss and thermal stress
  • Compatible with overhead power lines, substations, and industrial switchgear

Specifications

Connection
Compression
Connection Type
Bolt
Finish
Tin Plated
Housing Material
Aluminum Barrel
Insulation
Bare
Material
Aluminum
Series
CPL
Size
ACSR 397.5 / Aluminum Stranded 396.5-477
Special Features
Tin Plated Copper Pad, 1-3/4 inch Spacing, 9/16 inch Diameter Holes
Type
Compression Connector - 2-Holes
Wire Size
397.5 ACSR kcmil , 396.5 to 477 AL kcmil
Package Dimensions (L x W x H)
13.18 IN x 7.75 IN x 7 IN
Package Dimensions (L x W x H)
33.4772 cm x 19.685 cm x 17.78 cm
Package Weight (Imperial)
1.1600 L
Package Weight (Metric)
0.5260 kg
The Polaris IPLMD350-6 Multi-Tap Mountable Dual-Sided Entry Connector features 6 ports sized for 350 MCM - 6 AWG wires. Mounting holes on either side of the connector allow for direct mounting to troughs, panels or wireways with 1/4†bolts. The body is made from aluminum alloy wrapped in a layer of plastisol insulation. Each dual-sided port is pre-loaded with an oxide inhibitor, with removable access plugs over the hex screws used to tighten the connections. Installs with a hex key and torque wrench, without any tape or additional supplies. Designed for use in a wide range of splicing applications, including installation in cable trays, panel boards, ducts, raceways or troughs.

IPLMD350-6

The Polaris IPLMD350-6 Multi-Tap Mountable Dual-Sided Entry Connector features 6 ports sized for 350 MCM - 6 AWG wires. Mounting holes on either side of the connector allow for direct mounting to troughs, panels or wireways with 1/4†bolts. The body is made from aluminum alloy wrapped in a layer of plastisol insulation. Each dual-sided port is pre-loaded with an oxide inhibitor, with removable access plugs over the hex screws used to tighten the connections. Installs with a hex key and torque wrench, without any tape or additional supplies. Designed for use in a wide range of splicing applications, including installation in cable trays, panel boards, ducts, raceways or troughs.
Connector, Two-Way, 2/0 Aluminum to 1/0 Copper

269-31499-10

Connector, Two-Way, 2/0 Aluminum to 1/0 Copper
Bi-Metallic Lugs, two-hole, ACSR 715.5-874.5, Aluminum Stranded 874.5-1000 kcmil, bolt size 1/2.

CPL 1000 N

Bi-Metallic Lugs, two-hole, ACSR 715.5-874.5, Aluminum Stranded 874.5-1000 kcmil, bolt size 1/2.
Bi-Metallic Compression Lug, One-Hole NEMA Pad, Pad 1.700 inch x 1.500 inch wide. Bolt Hole .687 inch Diameter - Conductor Size 954 to 1000 kcmil, 795 (26/7) 954 (45/7) ACSR. Dies 140H, 301, 342, 724, 1 1/2. Oxide Inhibiting Compound, Sealant, Brown Cap. For ACSR or Aluminum Conductors.

CPL 1000-58

Bi-Metallic Compression Lug, One-Hole NEMA Pad, Pad 1.700 inch x 1.500 inch wide. Bolt Hole .687 inch Diameter - Conductor Size 954 to 1000 kcmil, 795 (26/7) 954 (45/7) ACSR. Dies 140H, 301, 342, 724, 1 1/2. Oxide Inhibiting Compound, Sealant, Brown Cap. For ACSR or Aluminum Conductors.
Bi-Metallic Lugs, two-hole, ACSR 477, Aluminum Stranded 396.500-556.5, bolt size 1/2.

CPL 556 N

Bi-Metallic Lugs, two-hole, ACSR 477, Aluminum Stranded 396.500-556.5, bolt size 1/2.
Bi-Metallic Compression Lug, Two-Hole NEMA Pad, Bolt Hole 1/2 Inch - Conductor Size #2 ACSR - #2 Aluminum.

CPL 2 N

Bi-Metallic Compression Lug, Two-Hole NEMA Pad, Bolt Hole 1/2 Inch - Conductor Size #2 ACSR - #2 Aluminum.
Bi-Metallic Compression Lug, Two-Hole NEMA Pad, Pad 3.000 inch x 1.500 inch wide. Bolt Holes .562 inch Diameter - Conductor Size 700-750 kcmil, 636 (24/7) (26/7) ACSR. Dies 140H, 301, 342, 724, 1 1/2. Oxide Inhibiting Compound, Sealant, Yellow Cap. For ACSR or Aluminum Conductors.

CPL 750 N

Bi-Metallic Compression Lug, Two-Hole NEMA Pad, Pad 3.000 inch x 1.500 inch wide. Bolt Holes .562 inch Diameter - Conductor Size 700-750 kcmil, 636 (24/7) (26/7) ACSR. Dies 140H, 301, 342, 724, 1 1/2. Oxide Inhibiting Compound, Sealant, Yellow Cap. For ACSR or Aluminum Conductors.
Copper Tin-Plated One-Hole Lugs, wire size 300 kcmil CU, Installing Dies 781, 17, 66. Overall Length 3-51/64 inches, Pad Width 1-1/4 inches, Pad Length 1-7/64 inch, Hole Diameter 9/16 inch. Pad Thickness 5/32 inch. Barrel Length 1-15/16 inch. CSA. UL listed.

L 300-48

Copper Tin-Plated One-Hole Lugs, wire size 300 kcmil CU, Installing Dies 781, 17, 66. Overall Length 3-51/64 inches, Pad Width 1-1/4 inches, Pad Length 1-7/64 inch, Hole Diameter 9/16 inch. Pad Thickness 5/32 inch. Barrel Length 1-15/16 inch. CSA. UL listed.

Frequently Asked Questions

What bolt size is required for the CPL 477 N?

The CPL 477 N requires a 1/2-inch bolt for secure mechanical fastening.

What conductor sizes does the CPL 477 N support?

The CPL 477 N supports ACSR conductors rated at 397.5 kcmil and aluminum stranded conductors between 396.5 and 477 kcmil.

Is the CPL 477 N suitable for copper connections?

Yes, the bi-metallic design allows for reliable connections between aluminum conductors and copper or aluminum busbars.

What applications use the CPL 477 N?

Typical applications include overhead power lines, substations, and industrial switchgear where durable terminations are required.

Does the CPL 477 N reduce galvanic corrosion?

Yes, the bi-metallic design minimizes galvanic corrosion risks between aluminum and copper components.

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