ABB - Installation Products TB27-20-6-R-I-DC - Tru-Break Module, Nominal Voltage: 27 kV, Withstand Current: 20 kA (SYM), Continuous Current: 600 Amps, Handle Position: Right, Mating Device: MVI3, Electrical Interlock: DC
ABB - Installation Products

TB27-20-6-R-I-DC

UPC: 075114420532


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Overview

The ABB Tru-Break Module, SKU TB27-20-6-R-I-DC, is a critical component for electrical distribution systems requiring reliable circuit interruption. This module is rated for a nominal voltage of 27 kV, ensuring safe operation within medium-voltage networks. It features a substantial withstand current rating of 20 kA (symmetrical), indicating its capability to safely handle fault conditions without damage. The continuous current rating is 600 Amps, suitable for a range of industrial and utility applications. Designed with practicality in mind, the handle position is specified as 'Right' for straightforward manual operation. A key safety feature is the integrated DC electrical interlock, which prevents accidental operation and ensures system integrity. This module is designed to mate with the MVI3 device, facilitating a secure and standardized connection within compatible switchgear. The UNSPSC code for this product is 39121115. ABB Installation Products is the manufacturer, known for its robust electrical components. This Tru-Break Module provides essential protection and operational control for electrical infrastructure.
  • Nominal Voltage: 27 kV
  • Withstand Current: 20 kA (SYM)
  • Continuous Current: 600 Amps
  • Handle Position: Right
  • Electrical Interlock: DC

Specifications

Amperage Rating
600 A
Application
20kA Rated with 600 Amp Interface
Current Rating
600 A
Operating Temperature
-40 to +65 C
Size
Height 39-1/2 in
Special Features
Construction Submersible, Corrosion Resistant, Fully Shielded, Red Colored Indicator Showing Closed Position
Standard
IEEE C37.74 , IEEE 386
Type
Tru-Break Module
Voltage Rating
27 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)
1.0000 L
Package Weight (Metric)
0.4540 kg
Tru-Break Interlock Linkage Kit for MVI, Nominal Voltage: 27kV, Withstand Current: 20kA (SYM), Continuous Current: 600 Amps, Handle Position: Right, Mating Device: MVI3, Electrical Interlock : None, Spanish Labels and Instructions

TB27-20-6-R-I-N-S

Tru-Break Interlock Linkage Kit for MVI, Nominal Voltage: 27kV, Withstand Current: 20kA (SYM), Continuous Current: 600 Amps, Handle Position: Right, Mating Device: MVI3, Electrical Interlock : None, Spanish Labels and Instructions
Tru-Break Module, Nominal Voltage: 27 kV, Withstand Current: 20 kA (SYM), Continuous Current: 600 Amps, Handle Position: Right, Mating Device: MVS3, Electrical Interlock: DC

TB27-20-6-R-S-DC

Tru-Break Module, Nominal Voltage: 27 kV, Withstand Current: 20 kA (SYM), Continuous Current: 600 Amps, Handle Position: Right, Mating Device: MVS3, Electrical Interlock: DC
3/4 Inch 316 Stainless Steel Form 8 (LB) Conduit Body, Gasket and Cover with Polished Finish

LB28SST-TB

3/4 Inch 316 Stainless Steel Form 8 (LB) Conduit Body, Gasket and Cover with Polished Finish
3/4 Inch to 1 Inch Male Enlarger, Malleable Iron for Use with Rigid/IMC Conduit

1246-TB

3/4 Inch to 1 Inch Male Enlarger, Malleable Iron for Use with Rigid/IMC Conduit
3/4 IN CONDUIT BODY, ALUM, LL, FM9

LL29SA

3/4 IN CONDUIT BODY, ALUM, LL, FM9
2 IN CONDUIT BODY, ALUM, T, FM9

T69SA

2 IN CONDUIT BODY, ALUM, T, FM9
2 IN CONDUIT BODY, ALUM, LR, FM9

LR69SA

2 IN CONDUIT BODY, ALUM, LR, FM9
1 IN CONDUIT BODY, ALUM, TB, FM9

TB39SA

1 IN CONDUIT BODY, ALUM, TB, FM9

Frequently Asked Questions

What are the dimensions and weight of the three-phase module?

The three-phase module is 20 in. high, 20.28 in. wide, 16.12 in. deep, and weighs 97 lb.

What are the maintenance requirements for the Tru-Break module?

It offers maintenance-free operation as it contains no oil or gas to monitor or maintain.

What standard is the Tru-Break switchgear module tested to?

It is tested to the IEEE C37.74-2014 standard.

Is the Tru-Break module retrofittable with existing equipment?

Yes, retrofittable options are available for existing Elastimold MVS switches, MVI interrupters, and one- to six-way switchgear.

What environments is the Tru-Break module designed for?

It is submersible and storm-hardened, designed for harsh vault and pad-mount environments.

What is the basic insulation level (BIL) of the module?

It is capable of withstanding a full 125 kV basic insulation level (BIL) impulse voltage.

How can I visually verify the contact status?

Clear viewing windows allow for easy visual verification of the contact status.

What are the voltage and current ratings of the Tru-Break module?

It is rated for 15–29.3 kV, 800 A, and 20 kA systems.

What types of Tru-Break switchgear modules are available?

The Tru-Break switchgear module is available in both three-phase and single-phase models.

What is the basic insulation level (BIL) of the module?

It is capable of withstanding a full 125 kV basic insulation level (BIL) impulse voltage.

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