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Siemens ED21B100 ED-Frame Molded Case Circuit Breaker - ED-Frame Siemens Molded Case Circuit Breakers
SiemensED-Frame Siemens Molded Case Circuit Breakers

Siemens ED21B100 ED-Frame Molded Case Circuit Breaker

The Siemens ED-Frame Molded Case Circuit Breaker (MPN ED21B100) is a 100 A rated device from the ED2 series. It features a fixed instantaneous trip, a maximum AIR rating of 10kA at 120V AC, and accepts any phase…

SKU 3G-OTH-22042

Brand
Siemens
Item
ED21B100 ED-Frame Molded Case Circuit Breaker
Category
ED-Frame Siemens Molded Case Circuit Breakers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
ED21B100
Series
ED2
Type
10kA at 120V AC, Fixed, Load Side Lug, Any, ED2
Max. AIR Rating
10kA at 120V AC
Phase Connection
Any
Instantaneous Trip
Fixed
Terminal Connection
Load Side Lug

Technical Documents

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens ED-Frame Molded Case Circuit Breaker (MPN ED21B100) is a 100 A rated device from the ED2 series. It features a fixed instantaneous trip, a maximum AIR rating of 10kA at 120V AC, and accepts any phase connection. The breaker is equipped with load-side lug terminals for wiring.

Frequently Asked Questions

What is the Siemens ED21B100 molded case circuit breaker used for?

The Siemens ED21B100 is a 100 A molded case circuit breaker from the ED2 series used for overcurrent protection in industrial and commercial electrical distribution panels. It handles any phase connection and is suitable for branch circuit protection in motor control centers, lighting panels, and switchboards.

What are the specifications of the Siemens ED21B100?

The Siemens ED21B100 is a 100 A molded case circuit breaker with a maximum AIR rating of 10kA at 120V AC. It features a fixed instantaneous trip, load-side lug terminals, and accepts any phase connection. It belongs to the ED2 series and has the MPN ED21B100.

Where to buy the Siemens ED21B100 worldwide?

You can source the Siemens ED21B100 through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this Siemens molded case circuit breaker.

How to install the Siemens ED21B100 molded case circuit breaker?

To install the Siemens ED21B100, ensure the panel is de-energized, mount the breaker on the DIN rail or panel base, and connect load-side wires to the lug terminals. Torque terminals to manufacturer specifications. Always follow local electrical codes and consult the Siemens installation manual for the ED2 series.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens ed-frame siemens molded case circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
ED2-series molded case circuit breaker rated 40 A with a maximum interrupting rating of 10 kA at 240 V AC. Features fixed instantaneous trip and load-side lug terminal connection. Supports any phase connection. Suitable for branch circuit and feeder protection in electrical distribution systems
Siemens
ED2-series molded case circuit breaker rated 40 A with a maximum interrupting rating of 10 kA at 240 V AC. Features fixed instantaneous trip and load-side lug terminal connection. Supports any phase connection. Suitable for branch circuit and feeder protection in electrical distribution systems
Siemens ED22B060 is a 60 A molded case circuit breaker from the ED2 series. It has a maximum AIR rating of 10kA at 240V AC, fixed instantaneous trip, and accepts any phase connection with load-side lug terminals. Suitable for overcurrent protection in branch circuits, feeder protection, and panelboard applications
Siemens
Siemens ED22B060 is a 60 A molded case circuit breaker from the ED2 series. It has a maximum AIR rating of 10kA at 240V AC, fixed instantaneous trip, and accepts any phase connection with load-side lug terminals. Suitable for overcurrent protection in branch circuits, feeder protection, and panelboard applications
Siemens ED22B025 is a 25 amp ED2-series molded case circuit breaker with a maximum interrupting rating of 10kA at 240V AC. It features a fixed instantaneous trip and load-side lug terminals, supporting any phase connection. Suitable for overcurrent protection in branch circuits, feeder protection, and panelboard applications
Siemens
Siemens ED22B025 is a 25 amp ED2-series molded case circuit breaker with a maximum interrupting rating of 10kA at 240V AC. It features a fixed instantaneous trip and load-side lug terminals, supporting any phase connection. Suitable for overcurrent protection in branch circuits, feeder protection, and panelboard applications
SIEMENS Molded Case Circuit Breaker: 35 A Amps, 10kA at 240V AC, Fixed, Load Side Lug, Any, ED2 (MPN ED22B035)
Siemens
SIEMENS Molded Case Circuit Breaker: 35 A Amps, 10kA at 240V AC, Fixed, Load Side Lug, Any, ED2 (MPN ED22B035)
Siemens ED22B050 is a 50 A molded case circuit breaker from the ED2 series. It has a fixed instantaneous trip and a maximum AIR rating of 10kA at 240V AC. The breaker accepts any phase connection and includes load side lug terminals. Suitable for branch circuit protection in panelboards, switchboards, and motor control centers
Siemens
Siemens ED22B050 is a 50 A molded case circuit breaker from the ED2 series. It has a fixed instantaneous trip and a maximum AIR rating of 10kA at 240V AC. The breaker accepts any phase connection and includes load side lug terminals. Suitable for branch circuit protection in panelboards, switchboards, and motor control centers
SIEMENS Molded Case Circuit Breaker: 45 A Amps, 10kA at 240V AC, Fixed, Load Side Lug, Any, ED2 (MPN ED22B045)
Siemens
SIEMENS Molded Case Circuit Breaker: 45 A Amps, 10kA at 240V AC, Fixed, Load Side Lug, Any, ED2 (MPN ED22B045)

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The Siemens ED43B090 is a 90 A molded case circuit breaker from the ED4 series. It features a fixed instantaneous trip, a maximum interrupting rating of 18 kA at 480 V AC, and ABC phase connection. Termination is via load side lugs. Suitable for overload and short-circuit protection in electrical distribution systems
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The Siemens ED43B090 is a 90 A molded case circuit breaker from the ED4 series. It features a fixed instantaneous trip, a maximum interrupting rating of 18 kA at 480 V AC, and ABC phase connection. Termination is via load side lugs. Suitable for overload and short-circuit protection in electrical distribution systems
Siemens ED23B040 is a 40 A molded case circuit breaker from the ED2 series, rated for 10kA at 240V AC. It features a fixed instantaneous trip, ABC phase connection, and load-side lug terminals. Suitable for overcurrent protection in electrical distribution systems
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Siemens ED23B040 is a 40 A molded case circuit breaker from the ED2 series, rated for 10kA at 240V AC. It features a fixed instantaneous trip, ABC phase connection, and load-side lug terminals. Suitable for overcurrent protection in electrical distribution systems
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Siemens ED43B035 is a 35 A molded case circuit breaker from the ED4 series. It has a maximum AIR rating of 18kA at 480V AC, fixed instantaneous trip, ABC phase connection, and load-side lug terminals. This ED-frame breaker is used for overload and short-circuit protection in power distribution systems
Siemens HED4 series molded case circuit breaker rated 50 A with a maximum interrupting rating of 42 kA at 480 V AC. Features fixed instantaneous trip, ABC phase connection, and load side lug terminals. Suitable for overcurrent protection in power distribution panels, motor control centers, and switchboards
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Siemens HED4 series molded case circuit breaker rated 50 A with a maximum interrupting rating of 42 kA at 480 V AC. Features fixed instantaneous trip, ABC phase connection, and load side lug terminals. Suitable for overcurrent protection in power distribution panels, motor control centers, and switchboards
70 A molded case circuit breaker from the ED4 series with a maximum AIR rating of 22kA at 277V AC. Features a fixed instantaneous trip and accepts any phase connection. Equipped with load-side lug terminals for wiring. Suitable for overcurrent protection in branch circuits, feeder protection, and equipment disconnection in electrical distribution systems
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70 A molded case circuit breaker from the ED4 series with a maximum AIR rating of 22kA at 277V AC. Features a fixed instantaneous trip and accepts any phase connection. Equipped with load-side lug terminals for wiring. Suitable for overcurrent protection in branch circuits, feeder protection, and equipment disconnection in electrical distribution systems
The Siemens ED41B080 is an 80 A molded case circuit breaker from the ED4 series, rated for 22kA at 277V AC. It features a fixed instantaneous trip mechanism and load-side lug terminals, supporting any phase connection. This breaker is used for overcurrent protection in branch circuits and feeders within electrical distribution systems
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The Siemens ED41B080 is an 80 A molded case circuit breaker from the ED4 series, rated for 22kA at 277V AC. It features a fixed instantaneous trip mechanism and load-side lug terminals, supporting any phase connection. This breaker is used for overcurrent protection in branch circuits and feeders within electrical distribution systems
Molded case circuit breaker from the ED4 series rated 100 A with a maximum interrupting rating of 18 kA at 480 V AC. Features a fixed instantaneous trip and load-side lug terminals. Accepts any phase connection. Suitable for overcurrent protection in branch circuits and feeders within panelboards and switchboards
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Molded case circuit breaker from the ED4 series rated 100 A with a maximum interrupting rating of 18 kA at 480 V AC. Features a fixed instantaneous trip and load-side lug terminals. Accepts any phase connection. Suitable for overcurrent protection in branch circuits and feeders within panelboards and switchboards
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This 80 A molded case circuit breaker from the ED4 series provides overcurrent protection with a fixed instantaneous trip. Rated for 18kA at 480V AC, it features ABC phase connection and load-side lug terminals. Suitable for use in industrial power distribution panels, motor control centers, and branch circuits