Siemens SB3 3000A Main Breaker Switchboard

star

Request A Quote

Product Code:

In Stock

Available

Part Number

SB3

Manufacturer

Siemens

Current Rating

3000A

Voltage Rating (V)

480Y/277V

Number of Poles

3PH

Standards Compliance

UL 891, NEMA PB2

UL Listed

Yes

Switchboard Type

Service entrance / distribution switchboard

Main Bus Rating A

3000

Main Device Type

Main breaker or main lugs (configured)

Main Device Rating A

3000

Voltage Rating V

480Y/277V

Phase Configuration

3PH 4W

Short Circuit Rating kA

65-100kA (configured)

Number of Sections

Configured to order

Bus Material

Copper or aluminum

Branch Device Type

Molded case / insulated case breakers or fusible switches

Metering Compartment

Optional utility metering

Surge Protection

Optional integrated SPD

NEMA Enclosure Type

Type 1 (Type 3R available)

Front Rear Access

Per series

Switchboard Condition

New Surplus / Reconditioned

Standards Compliance

UL 891, NEMA PB2

Application Use Case

Service entrance and main distribution

Special Features

Front/rear access switchboard for service entrance

Siemens SB3 3000A Main Breaker Switchboard

3000A | 480Y/277V | Service Entrance | UL 891

The Siemens SB3 3000A Main Breaker Switchboard is a SB3 low-voltage switchboard platform used for service entrance and main distribution in commercial and industrial facilities.

Technical Specifications

3000A bus, 480Y/277V 3-phase 4-wire, main breaker/main lug configurations, molded-case or insulated-case branch devices, optional metering and SPD; assembled in configured sections.

Applications

Service entrance, main-tie-main schemes, and downstream distribution to panelboards and MCCs.