ABB 1SDA123548R1 Moulded Case Circuit Breaker - IEC 60947-2
Part Number: 1SDA123548R1
Quick Summary
ABB 1SDA123548R1 Moulded Case Circuit Breaker is a DC protection device designed for reliable distribution in industrial control panels. Engineers often struggle with space constraints, wiring complexity, and the need for fast, safe disconnection in 500 V DC systems. This model adheres to IEC 60947-2 and GB/T 14028.2, with CE conformity and eco disclosures such as EPD and recyclability. With front-terminal mounting and a thermo-magnetic TM release, it simplifies installation while delivering consistent protection for critical processes. Choosing this MCCB supports uptime, regulatory compliance, and lower total cost of ownership through easier maintenance and robust performance.
Product Information
Extended Description
1SDA123548R1 ABB: C.BREAKER TMAX XT2L 160 DC FIXED THREE-POLE WITH FRONT TERMINALS AND THERMOMAGNETIC RELEASE TMA R 80
ABB EcoSolutions
Yes
ABB Site Meeting Group Waste To Landfill Target
UL 2799 Zero Waste To Landfill Validation available
End Of Life Disassembling Instructions
Disassembly instructions Tmax XT XT2 TM
Environmental Product Declaration - EPD
EPD Tmax XT XT2 TM (CN)
Recyclability Rate of the Product acc. to EN45555
Design for Closing Resource Loops - Standard EN45555 - 55.7 %
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)
Document availability on demand
Customs Tariff Number
85362000
Product Net Width
90 mm
Product Net Height
130 mm
Product Net Depth / Length
82.5 mm
Product Net Weight
1.2 kg
Product Name
Moulded Case Circuit Breaker
Product Type
CB
Version
F
Current Type
DC
Mechanical Durability
25000 cycle | ;240 cycles per hour
Number of Poles
3P
Power Loss
at Rated Operating Conditions per Pole 5.8 W
Rated Current (In)
80 A
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Voltage
500 V DC
Rated Service Short-Circuit Breaking Capacity (Ics)
(250 V DC) 2 Poles in Series 85 kA | (500 V DC) 3 Poles in Series 85 kA
Rated Ultimate Short-Circuit Breaking Capacity (Icu)
(250 V DC) 2 Poles in Series 85 kA | (500 V DC) 3 Poles in Series 85 kA
Rated Uninterrupted Current (Iu)
160 A
Release
TMA
Release Type
TM
Short-Circuit Performance Level
L
Standards
IEC 60947-2 | GB/T 14028.2
Sub-type
XT2
Terminal Connection Type
Fixed Circuit-Breakers
Declaration of Conformity - CE
EC Declaration of Conformity Tmax XT2
Instructions and Manuals
Installation instructions XT2 DC IEC
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
Feature: A fixed three-pole DC circuit breaker rated at 80 A provides precise protection for 500 V DC circuits. Business Impact: Reduces unplanned outages and improves system availability by delivering predictable and reliable tripping behavior. Application: Ideal for DC distribution in industrial control panels and battery-backed systems. Feature: Front-terminal design enables straightforward wiring and cleaner panel layouts. Business Impact: Shortens installation time and reduces wiring errors, supporting faster commissioning. Application: Suitable for new builds and retrofit projects where access is limited. Feature: High fault-current capability with Ics/Icu of 85 kA at 500 V DC (3P in series). Business Impact: Enhanced protection for heavy inductive loads and power drives, lowering the risk of cascading failures. Application: Heavy manufacturing, DC motor drives, and critical feeders. Feature: Thermomagnetic TM release provides reliable overload and short-circuit protection. Business Impact: Prevents nuisance trips during transients while maintaining safety margins for maintenance windows. Application: Mission-critical control panels and process lines. Feature: Compliance with IEC 60947-2 and GB/T 14028.2, plus CE declarations. Business Impact: Accelerates regulatory approval and reduces audit findings. Application: Environments requiring formal conformity for electrical safety. Feature: Eco and material compliance including RoHS, REACH, and EPD. Business Impact: Supports sustainability goals and end-of-life planning with clear recyclability metrics. Application: Panels designed for green manufacturing and responsible supply chains. Feature: Compact footprint (90 mm W x 130 mm H x 82.5 mm D) and weight around 1.2 kg. Business Impact: Facilitates tighter panel layouts and easier handling during installation. Application: Space-constrained enclosures and modular switchgear installations.
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FAQs
This model uses fixed front terminals and is a 3P DC MCCB designed for panel mounting. Ensure your enclosure accommodates a 90 mm width by 130 mm height footprint and provide clear access for trim/lever operation. It supports straightforward wiring in DC distribution panels and aligns with standard MCCB footprints.
The device carries a Rated Current of 80 A, Rated Operational Voltage of 500 V DC, and Rated Insulation Voltage of 1000 V. It can withstand impulse voltages up to 8 kV and provides Ics/Icu ratings of 85 kA when configured as 3P in series at 500 V DC, ensuring robust protection for high-energy DC circuits.
Yes. The 3P XT2 DC MCCB supports 500 V DC distributions, with a TM release suitable for both overload and short-circuit conditions. It is well suited for DC bus applications, motor drives, and battery-backed panels where compact form factor and reliable disconnection are critical.
It complies with IEC 60947-2 and GB/T 14028.2, carries CE conformity, and aligns with RoHS/REACH requirements. ABB EcoSolutions context, including EPD disclosures, underlines its regulatory readiness and environmental considerations.
The thermo-magnetic release provides predictable tripping, reducing unexpected downtime. Front-terminal wiring simplifies installation and future maintenance, while regulatory compliance minimizes audit risk. The compact, lightweight design also saves panel space and can lower overall lifecycle costs through easier replacements and reduced wiring effort.