ABB 1SDA050461R1 Moulded Case Circuit Breaker - PR212-LSI
Part Number: 1SDA050461R1
Quick Summary
ABB 1SDA050461R1 Moulded Case Circuit Breaker is a robust overcurrent protector designed for industrial panels and Isomax S4 installations. Many customers struggle with space constraints, front-terminal access, and ensuring reliability under varying loads. This MCCB carries CE and RoHS declarations with IEC 947-2 alignment, plus WEEE compliance, offering regulatory confidence. With a 3P design, 250 A rated current and front-terminals, it speeds installation, reduces wiring errors, and lowers operation costs over time. It also supports front-terminal wiring for faster commissioning and easier field service. This translates to improved panel density and predictable lead times for projects, while end users gain lower downtime and easier maintenance scheduling.
Product Information
Extended Description
1SDA050461R1 ABB: CIRCUIT-BREAKER ISOMAX S4L 250 1000V THREE-POLE FIXED WITH FRONT TERMINALS AND SOLID-STATE RELEASE IN AC PR 212 LSI R 250
RoHS Information
1SDL000194R0001
Environmental Information
1SDL000144R0
EAN
8015644506155
Minimum Order Quantity
1 piece
Customs Tariff Number
85362090
Product Net Width
248 mm
Product Net Height
240 mm
Product Net Depth / Length
0.1035 m
Product Net Weight
4 kg
Package Level 1 Units
1 piece
Package Level 1 Height
240 mm
Package Level 1 Depth / Length
248 mm
Package Level 1 Gross Weight
8.8 kg
Package Level 1 EAN
8015644506155
Product Main Type
SACE Isomax
Product Name
Moulded Case Circuit Breaker
Suitable For
Isomax S4
Suitable for Product Class
Isomax
Version
Fixed
Electrical Durability
8000
Number of Poles
3P
Power Loss
40 W
Rated Current (In)
250 A
Rated Operational Voltage
600 V AC
Release Type
PR212/P-LSI
Short-Circuit Performance Level
L
Standards
IEC947-2
Sub-type
S4
Terminal Connection Type
Front
Test Voltage at Industrial Frequency for 1 Minute
3000 V
Data Sheet, Technical Information
ITSCE-604050012
Declaration of Conformity - CE
1SDL000160R0026
Instructions and Manuals
Instructions for installation S4
Object Classification Code
Q
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
Feature: Three-pole fixed construction with front terminals. Business Impact: Simplifies wiring, improves panel density, and accelerates commissioning in Isomax S4 installations. Application: Ideal for compact control panels in manufacturing lines and power distribution. Feature: PR212/P-LSI solid-state release. Business Impact: Precise, reliable tripping characteristics reduce nuisance outages and protect motors and loads. Application: Critical protection in motor starter assemblies and process lines. Feature: Rated Current 250 A and Rated Operational Voltage 600 V AC. Business Impact: Safe integration into medium-voltage distribution with ample headroom for typical industrial loads. Application: Main protection in panels serving conveyors, presses, and packaging equipment. Feature: Power Loss 40 W at I n. Business Impact: Lower heat generation improves cooling requirements and energy efficiency. Application: Continuous operation in compact enclosures where thermal margins matter. Feature: Electrical Durability 8000 cycles; Test Voltage 3000 V; Short-Circuit Performance Level L. Business Impact: Long service life and robust fault insulation, delivering predictable maintenance cycles. Application: Harsh manufacturing environments with frequent switching. Feature: Compliance and classification data (CE, RoHS, WEEE, IEC 947-2). Business Impact: Regulatory assurance supports audits and reduces compliance risk. Application: Global deployments across European and other markets.
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FAQs
Install the 3P fixed MCCB using the front-terminal connections for primary wiring access. Ensure the panel clearance accommodates the 248 mm width and 240 mm height. Verify the release type PR212-LSI is configured for the intended protective trip setting. Fasten securely to the panel frame and connect conductors per the wiring diagram to minimize contact resistance and ensure reliable operation.
The device is rated for 250 A and 600 V AC, with a 3P configuration. It offers 3000 V test voltage and an L-class short-circuit performance, enabling effective protection for medium-power circuits. With a power loss of 40 W, it balances protection with thermal efficiency. These ratings support safe distribution to motors, drives, and control circuits in industrial environments.
Yes, it is designed for Isomax S4 applications. Front-terminal mounting simplifies wiring and field service, while fixed mounting and 3P construction provide robust mechanical stability. This combination improves commissioning speed, reduces wiring errors, and supports compact panel layouts common in modern automation lines.
The device carries CE declarations and RoHS compliance, with WEEE categorization for end-of-life handling. It aligns with IEC 947-2 standards and meets product-specific documentation such as ITSCE-604050012. These certifications help ensure regulatory compliance during audits and in multinational deployments.
With 8000 electrical durability cycles and solid-state PR212-LSI release, the MCCB offers predictable lifecycle performance and reduced nuisance trips. Front-terminal design accelerates diagnostics and field servicing, lowering maintenance time and associated costs. Overall, this translates to lower downtime and a favorable total cost of ownership for panel protections in demanding manufacturing environments.