ABB 1SDA054342R1 Moulded Case Circuit Breaker - 8 kV
Part Number: 1SDA054342R1
Quick Summary
ABB Tmax T5S 400 1SDA054342R1 protects switchgear in industrial MCC installations. Downtime, arc-flash risk, and complex protection schemes challenge maintenance teams every day. Certified to IEC standards with CE declaration, RoHS compliance, and verified TSCA/CMRT data, this unit supports regulatory conformance and responsible sourcing. Its rugged front-terminal design simplifies wiring during installation and future upgrades, reducing project risk. With a 320 A rated current and robust fault-handling capabilities, it delivers dependable protection across demanding duty cycles. The solution aligns with Tmax T family practices, enabling seamless integration with existing devices and panels, while offering predictable performance and lower total cost of ownership for power distribution systems.
Product Information
Extended Description
1SDA054342R1 ABB: C.BREAKER TMAX T5S 400 FIXED FOUR-POLE WITH FRONT TERMINALS AND SOLID-STATE RELEASE IN AC PR221DS-I R 320
Environmental Product Declaration - EPD
NoDecNee
REACH Declaration
REACh Declaration ABB Sace circuit breakers
RoHS Information
RoHS Declaration ABB Sace circuit breakers
RoHS Status
Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019
Conflict Minerals Reporting Template (CMRT)
CMRT - Conflict Minerals Reporting Template
Toxic Substances Control Act - TSCA
Toxic Substances Control Act (TSCA) declaration
SCIP
ad82bead-1c08-49da-b15f-7dad9d8b6a63 China (CN)
Environmental Information
Product Environmental Information Tmax T5 | Breakers - Packaging disposal information
EAN
8015644554408
Minimum Order Quantity
1 piece
Customs Tariff Number
85362090
Product Net Width
186 mm
Product Net Height
205 mm
Product Net Depth / Length
103.5 mm
Product Net Weight
6.2 kg
Package Level 1 Units
1 piece
Package Level 1 Width
248 mm
Package Level 1 Height
240 mm
Package Level 1 Depth / Length
285 mm
Package Level 1 Gross Weight
6.2 kg
Package Level 1 EAN
8015644554408
Product Main Type
SACE Tmax T
Product Name
Moulded Case Circuit Breaker
Product Type
Automatic Circuit Breaker
Suitable For
T5
Suitable for Product Class
Moulded Case Circuit Breakers
Version
F
Electrical Durability
7000 cycle | 60 cycles per hour
Mechanical Durability
20000 cycle | 120 cycles per hour
Number of Poles
4P
Power Loss
at Rated Operating Conditions per Pole 10.6 W
Rated Current (In)
320 A
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Voltage
690 V AC
Rated Service Short-Circuit Breaking Capacity (Ics)
(220 V AC) 85 kA | (230 V AC) 85 kA | (380 V AC) 50 kA | (400 V AC) 50 kA | (415 V AC) 50 kA | (440 V AC) 40 kA | (500 V AC) 30 kA | (690 V AC) 25 kA
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 5 kA
Rated Ultimate Short-Circuit Breaking Capacity (Icu)
(220 V AC) 85 kA | (230 V AC) 85 kA | (380 V AC) 50 kA | (400 V AC) 50 kA | (415 V AC) 50 kA | (440 V AC) 40 kA | (500 V AC) 30 kA | (690 V AC) 25 kA
Rated Uninterrupted Current (Iu)
400 A
Release
PR221DS-I
Release Type
EL
Short-Circuit Performance Level
S
Standards
IEC
Sub-type
T5
Terminal Connection Type
Fixed Circuit-Breakers | Front
Test Voltage Max (Utest)
3500 V
Test Voltage at Industrial Frequency for 1 Minute
3500 V
Data Sheet, Technical Information
1SDC210004D0203
Declaration of Conformity - CE
EC Declaration of Conformity Tmax T5
Instructions and Manuals
Installation instructions Tmax T5
Instructions and Manuals (Part 2)
ITSCE-RH0100001
ETIM 8
EC000228 - Power circuit-breaker for trafo/generator/installation protection
ETIM 9
EC000228 - Power circuit-breaker for trafo/generator/installation protection
Object Classification Code
Q
UNSPSC
39121100
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
eClass
V11.1 : 27370409
Feature: Fixed front-terminal design improves installation efficiency and reduces wiring errors. Business Impact: Clean wiring layouts and faster commissioning minimize field labor and rework while boosting panel reliability. Application: Ideal for MCCs and switchgear assemblies where space is constrained and uptime matters. Feature: 4-pole construction with a 320 A rated current. Business Impact: Enables compact yet capable protection for medium-to-large distribution circuits, reducing the number of devices required. Application: Common in motor control centers and transformer protection panels. Feature: High fault withstand and interrupt ratings (Ics up to 85 kA, Icu up to 85 kA). Business Impact: Improves protection selectivity and limits damage during faults, lowering repair costs and downtime. Application: Critical feeders and protection schemes in harsh industrial environments. Feature: Insulation and surge ratings (Ui 1000 V, Uimp 8 kV). Business Impact: Safe operation across 690 V AC systems with robust insulation performance, reducing risk for personnel and equipment. Application: Drive interfaces, feeders, and distribution panels. Feature: Release PR221DS-I (EL) and 4P fixed-trip configuration. Business Impact: Precise coordination with upstream protections improves selectivity and reduces nuisance trips. Application: Systems requiring strict protection coordination in heavy industry. Feature: Compliance and durability data (IEC standards, RoHS, CMRT, TSCA). Business Impact: Eases regulatory approvals and supports sustainable procurement while delivering long service life (7000 electrical cycles, 20000 mechanical cycles). Application: Global manufacturing environments demanding traceability and longevity.
Get a Quick Quote for a ABB 1SDA054342R1
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in ABB 1SDA054342R1?
Enquire Now
FAQs
When installing the ABB 1SDA054342R1, ensure alignment of the front-terminal connection to the busbar interface, allowing unobstructed access for wiring and future upgrades. Confirm panel cutouts match the 4P fixed configuration, tighten terminals to manufacturer torque specifications, and maintain adequate clearance for thermal dissipation. The front-terminal design supports faster wiring, reduced elbow room constraints, and easier field maintenance.
Key specs include a rated current of 320 A, rated operational voltage of 690 V AC, rated impulse withstand voltage of 8 kV, rated insulation voltage of 1000 V, and short-circuit breaking capacities up to 85 kA. It supports a short-time withstand current of 5 kA for 1 second, and provides 4 poles with a fixed front-terminal connection, making it suitable for medium to heavy power distribution tasks.
Yes. The device carries a CE declaration of conformity and has RoHS compliance information specified by ABB Sace circuit breakers. It is designed to meet European regulatory requirements, with documented RoHS status indicating restricted use of hazardous substances, supporting safe integration into regulated markets and green procurement programs.
This 4P Tmax T5S 400 MCCB is well-suited for motor control centers, transformer protection panels, and distribution boards within industrial facilities. Its 320 A rating, high fault withstand, and front-terminal installation streamline medium-scale protection tasks, enabling reliable motor protection, feeders, and switchgear protection while simplifying commissioning in new builds or retrofits.
The breaker offers long-term reliability with electrical durability rated at 7000 cycles and mechanical durability at 20000 cycles, reducing replacement frequency and downtime. Front-terminal design lowers installation time, and RoHS/IEC compliance minimizes regulatory risk. Overall, you can expect lower lifecycle costs, improved uptime, and streamlined compliance reporting in regulated manufacturing environments.