ABB 1SDA123556R1 Moulded Case Circuit Breaker - IEC 60947-2
Part Number: 1SDA123556R1
Quick Summary
ABB 1SDA123556R1 Moulded Case Circuit Breaker provides DC overcurrent protection for industrial control panels. Engineers often struggle with space constraints, maintenance downtime, and ensuring safe disconnection during fault events. Designed to IEC 60947-2 standards, CE compliance, and RoHS/REACH declarations support global installations and regulatory alignment. This device aligns with the XT2L family, featuring a compact 4-pole DC configuration with front terminals to streamline wiring. Its sustainable design and ABB EcoSolutions support help manufacturers meet end-of-life targets while reducing total cost of ownership. With front-terminal access and a fixed 4-pole DC design, installation is quicker, service intervals are longer, and fault diagnosis is simplified, enabling smoother maintenance windows. ABB EcoSolutions further aids lifecycle management through disassembly guidance and environmental declarations across markets.
Product Information
Extended Description
1SDA123556R1 ABB: C.BREAKER TMAX XT2L 160 DC FIXED FOUR-POLE WITH FRONT TERMINALS AND THERMOMAGNETIC RELEASE TMA R 40
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
120 mm
Product Net Height
130 mm
Product Net Depth / Length
82.5 mm
Product Net Weight
1.6 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
4P
Power Loss
at Rated Operating Conditions per Pole 3.71 W
Rated Current (In)
40 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 4P fixed DC MCCB with front terminals → Business Impact Enables faster, cleaner panel wiring and simplified maintenance, reducing commissioning time and field wiring errors. Application used in DC distribution in automation panels and machine control where space is constrained. The XT2L architecture ensures robust protection while maintaining a compact footprint, improving overall panel density and serviceability. Feature 40 A rated current and 500 V DC operational voltage → Business Impact Delivers reliable protection for medium-power DC networks, minimizing nuisance trips and facilitating safe shutdowns. Application suitable for DC drives and battery-backed systems in industrial settings, where stable current limiting is critical. Feature 8 kV rated impulse withstand and 1000 V insulation voltage → Business Impact Enhances resilience against surges and transient events, safeguarding equipment and personnel. Application in harsh industrial environments with potential EMI/LC transients. Feature 4P arrangement with TM release (TMA) and fixed terminals → Business Impact Enables precise, predictable tripping sequences and straightforward installation, reducing rework in panel builds. Application in complex control schematics requiring multi-pole coordination. Feature Mechanical durability rated at 25,000 cycles → Business Impact Prolongs device life and lowers maintenance costs, reducing replacement cycles in high-demand automation cells. Application in continuous operation lines and high-cycle environments. Feature Compact dimensions (W 120 mm × H 130 mm × D 82.5 mm) and weight (1.6 kg) → Business Impact Saves panel space and facilitates retrofits or upgrades with minimal structural changes. Application in compact switchgear and modular automation cabinets. Feature Compliance with IEC 60947-2, GB/T 14028.2, CE, RoHS, REACH → Business Impact Ensures regulatory compliance across regions, simplifying procurement and installation in global plants. Application for multinational deployments and vendor qualification. Feature Sustainability support: EPD, EN45555 recyclability 55.7%, disassembly instructions → Business Impact Supports green initiatives and waste reduction targets, improving ESG reporting. Application for eco-conscious manufacturing facilities and end-of-life planning.
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FAQs
The device is a fixed 4-pole DC MCCB with a rated current of 40 A, rated operational voltage of 500 V DC, and rated insulation voltage of 1000 V. It features an 8 kV impulse withstand, front terminals for easy wiring, and a TM release (TMA) within the XT2L family. It is designed for reliable DC protection in industrial panels and aligns with IEC 60947-2 requirements.
Install the MCCB with front terminals to simplify wiring and testing. Ensure clearance for the 120 mm width, 130 mm height, and 82.5 mm depth. The 4P arrangement allows straightforward insertion into DC bus bars, and the TM release ensures predictable tripping behavior during fault conditions. Follow installation instructions XT2 DC IEC for proper mounting torque and wiring practices.
Yes. With a 500 V DC operating range and 40 A rating, it fits DC distribution and energy storage architectures. Its short-circuit capacity ratings (Ics/Icu) up to 85 kA in the relevant configurations provide strong protection for fast-changing DC networks, while the 4P arrangement supports coordinated multi-pole protection in inverter-driven environments.
The device complies with IEC 60947-2 and GB/T 14028.2 standards, and carries CE marking, RoHS compliance, and REACH declarations. It also aligns with WEEE guidelines for end-of-life management, and ABB provides environmental declarations (EPD) and recyclability data to support sustainability reporting.
The MCCB offers up to 25,000 mechanical cycles, supporting longevity in high-usage automation cells. Front-terminal wiring reduces maintenance time, and the 40 A rating coupled with high short-circuit capacity minimizes nuisance trips. ABB EcoSolutions provides disassembly instructions and lifecycle guidance to optimize upkeep and end-of-life planning.