ABB 1SDA054479R1 Moulded Case Circuit Breaker - TMA 4P
Part Number: 1SDA054479R1
Quick Summary
Moulded Case Circuit Breaker protects electrical networks by interrupting fault currents in industrial power feeds. Engineers face downtime and costly outages when short circuits strike, so reliable protection is essential. This ABB Tmax T5 family device delivers fast, selective tripping with front-terminal accessibility for simple maintenance and panel upgrades. It carries IEC standards compliance and CE conformity, plus RoHS and REACH declarations to meet global safety and sustainability requirements. With a 320 A rating, 4 poles, and a 690 V AC / 750 V DC operating range, it fits mid-range distribution, motor feeders, and transformer protection scenarios. The result is safer operation, reduced downtime, and a clear path to scalable, compliant power distribution across facilities.
Product Information
Extended Description
1SDA054479R1 ABB: C.BREAKER TMAX T5S 400 FIXED FOUR-POLE WITH FRONT TERMINALS AND THERMOMAGNETIC RELEASE TMA R 320 I3=1600...3200 A FULLY RATED NEUTRAL
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
Environmental Information
Product Environmental Information Tmax T5 | Breakers - Packaging disposal information
EAN
8015644555160
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
5.8 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
5.8 kg
Package Level 1 EAN
8015644555160
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 13.6 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 | 750 V DC
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 | (250 V DC) 2 Poles in Series 50 kA | (500 V DC) 2 Poles in Series 36 kA | (750 V DC) 3 Poles in Series 25 kA
Rated Uninterrupted Current (Iu)
400 A
Release
TMA
Release Type
TM
Short-Circuit Performance Level
S
Standards
IEC
Sub-type
T5
Terminal Connection Type
Fixed Circuit-Breakers | Front
Test Voltage Max (Utest)
3500 V
Data Sheet, Technical Information
1SDC210004D0203
Declaration of Conformity - CE
EC Declaration of Conformity Tmax T5
Instructions and Manuals
Installation instructions Tmax T5
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: Front-terminal, fixed 4-pole design enables straightforward installation and reduces wiring errors, speeding up panel assembly. Business Impact: Shorter commissioning time and lower labor costs, with safer servicing in live environments. Application: MCCs and distribution panels in industrial plants requiring reliable 4P protection. Feature: TMA release and TM release type provide precise, dependable trip behavior and easy field reset. Business Impact: Improved fault discrimination minimizes unnecessary outages, protecting critical equipment and improving uptime. Application: Medium to high-power feeders feeding motors and transformers in manufacturing lines. Feature: 320 A rated current with 690 V AC / 750 V DC operating voltage supports versatile power distribution for mixed AC/DC systems. Business Impact: Broad compatibility reduces inventory needs and simplifies retrofits while maintaining coordination with upstream protection. Application: Plants with mixed voltage regimes or evolving automation architectures. Feature: High fault-current capability with Ics up to 85 kA (and corresponding Icu ratings) and Icw of 5 kA for 1 s. Business Impact: Enhanced safety margins for demanding loads; ensures reliable interruption during short circuits. Application: Transformer protection and motor feeder circuits in high-demand environments. Feature: 13.6 W per pole power loss and mechanical endurance of 20,000 cycles, electrical durability of 7,000 cycles. Business Impact: Lower operating heat and longer service life translate to reduced maintenance costs and extended asset life. Application: Continuous operation in harsh industrial settings where uptime matters. Feature: Compact footprint (186 mm W x 205 mm H x 103.5 mm D) at 5.8 kg with front-terminal access. Business Impact: Easier panel fit and replacement, reduced shipping and handling complexity. Application: Retrofitting legacy panels and standardizing across multiple lines. Feature: Compliance and environmental data (CE, RoHS, REACH, CMRT, TSCA) with EPD and packaging information. Business Impact: Simplified regulatory reporting and safer supply chain management. Application: Global deployments requiring traceability and sustainable practices.
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FAQs
This fixed front-terminal four-pole MCCB is ideal for medium-power distribution panels, motor feeders, and transformer protection in industrial plants. Its 186 mm by 205 mm footprint fits standard OEM racks, and the front terminals simplify maintenance and retrofit work without removing the device from the panel.
Rated current is 320 A, with operating voltage 690 VAC and 750 V DC. It provides a rated insulation voltage of 1000 V, test voltage up to 3500 V, and short-circuit capabilities up to 85 kA (depending on voltage). It supports 4P operation and a TM/TMA release for reliable protection.
Yes. The device carries CE conformity and IEC standards, with RoHS and REACH declarations, CMRT for conflict minerals, and TSCA declarations to support global regulatory compliance and responsible sourcing.
Front-terminal design enables quick wiring, safer maintenance, and faster panel replacement. Coupled with a moderate weight of 5.8 kg and compact dimensions, it reduces handling risk and improves serviceability in crowded switchgear environments.
With mechanical durability rated at 20,000 cycles and electrical durability at 7,000 cycles, along with a per-pole power loss of 13.6 W, the unit offers lower maintenance costs and reduced energy waste over its life. This translates to longer intervals between replacements and improved uptime for critical processes.