ABB 1SDA123558R1 Moulded Case Circuit Breaker - IEC 60947-2
Part Number: 1SDA123558R1
Quick Summary
ABB 1SDA123558R1 Moulded Case Circuit Breaker is a DC-rated four-pole protection device for fixed DC distribution in industrial power systems. Engineers often struggle to protect DC buses while meeting space constraints and demanding uptime targets. This device complies with IEC 60947-2, carries CE marking, and aligns with RoHS and REACH requirements, supporting global deployments. In addition, its fixed four-pole design, front terminals, and 63 A rating deliver tangible uptime gains and installation efficiency for control panels and DC power rails. With a robust 4P DC protection profile and 85 kA short-circuit capability, operators can reduce unplanned outages and simplify fleet maintenance programs. Designed for ABB EcoSolutions environments, it also supports sustainable end-of-life practices with documented disassembly and recycling guidance.
Product Information
Extended Description
1SDA123558R1 ABB: C.BREAKER TMAX XT2L 160 DC FIXED FOUR-POLE WITH FRONT TERMINALS AND THERMOMAGNETIC RELEASE TMA R 63
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 4.85 W
Rated Current (In)
63 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: Four-pole fixed circuit-breaker with front terminals and TM release. Business Impact: Simplifies wiring during panel assembly and enables fast commissioning, reducing labor costs. Application: Control panels and distributed DC rails in automation lines. Feature: DC rated at 500 V DC with rated current 63 A. Business Impact: Provides reliable protection for DC power feeds in industrial automation, minimizing nuisance trips and equipment damage. Application: DC distribution blocks in manufacturing equipment and data centers. Feature: High short-circuit capability Ics up to 85 kA and Icu up to 85 kA. Business Impact: Enhances system resilience against faults, improving uptime and safety margins. Application: Critical loads in motor drives and DC buses in heavy industry. Feature: Mechanical durability rated at 25,000 cycles. Business Impact: Extends service life in frequent switching environments, lowering maintenance frequency and cost. Application: Repeated operations in conveyor systems and energy management schemes. Feature: Low power loss of 4.85 W per pole under rated conditions. Business Impact: Reduces heat and energy waste inside enclosures, enabling denser panel layouts. Application: Energy-conscious installations in rail, packaging, and process automation. Feature: Compliance with IEC 60947-2, CE, RoHS, and REACH declarations, plus EPD availability. Business Impact: Simplifies regulatory compliance and supports sustainable procurement. Application: Global projects with strict environmental and safety requirements. Feature: Compact dimensions (120 x 130 x 82.5 mm) and weight of 1.6 kg. Business Impact: Allows dense, space-efficient panel designs without sacrificing accessibility. Application: Wall-mounted and cabinet installations where enclosure space is limited.
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FAQs
This MCCB uses a fixed four-pole design with front terminals, enabling straightforward wiring and faster commissioning. Its compact dimensions (120 mm wide, 130 mm high, 82.5 mm deep) and 1.6 kg weight facilitate dense panel layouts while leaving room for wiring harnesses and easy access for testing and maintenance.
With a rated current of 63 A and rated operational voltage of 500 V DC, this device protects DC buses against overloads in industrial automation, data centers, and battery/storage systems. Its Ics/Icu of 85 kA support high fault withstand capability, reducing the risk of cascading failures in critical circuits.
Yes. It conforms to IEC 60947-2 and carries CE marking, with RoHS and REACH declarations. An environmental declaration (EPD) is available for Tmax XT2 TM families, supporting sustainable procurement and regulatory reporting across global sites.
Ideal for fixed DC protection in automation panels, DC distribution rails in industrial plants, and DC buses in data centers or renewable energy installations. Its 4P configuration, front terminals, and reliable performance make it suitable for motor control centers and power management sections within harsh industrial environments.
Expect up to 25,000 mechanical cycles before significant wear might occur, depending on duty. End-of-Life guidance and disassembly instructions are provided to support recycling and sustainable disposal. Regular inspection should focus on contact wear, thermal performance, and ensuring front-terminal connections remain secure for safe operation.