ABB 1SDA123534R1 Moulded Case Circuit Breaker - IEC 60947-2
Part Number: 1SDA123534R1
Quick Summary
ABB 1SDA123534R1 is a Moulded Case Circuit Breaker designed for robust DC protection in industrial power distribution. It supports a four-pole configuration with 500 V DC operational capability, safeguarding critical equipment and reducing fault-related downtime in DC networks. For engineers, selecting a reliable MCCB simplifies panel design, coordination, and maintenance planning. This device complies with IEC 60947-2 and GB/T 14028.2 standards and is RoHS and REACH compliant, with a CE declaration available. The product also supports end-of-life disassembly and recycling, aligning with sustainability initiatives. Using this MCCB in control cabinets delivers safer operations, predictable protection coordination, and long-term cost savings through improved uptime and simplified service encounters.
Product Information
Extended Description
1SDA123534R1 ABB: XT2S160 DC TMA40 FF 4P
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 50 kA | (500 V DC) 3 Poles in Series 50 kA
Rated Ultimate Short-Circuit Breaking Capacity (Icu)
(250 V DC) 2 Poles in Series 50 kA | (500 V DC) 3 Poles in Series 50 kA
Rated Uninterrupted Current (Iu)
160 A
Release
TMA
Release Type
TM
Short-Circuit Performance Level
S
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 → Business Impact → Application: Four-pole DC protection enables comprehensive shutdown and fault isolation across the entire DC bus, reducing cross-circuit faults and enabling safer maintenance in automation panels. This translates to measurable uptime gains and lower risk in battery-backed DC systems. Application: DC distribution panels and motor-control cabinets in industrial automation. Feature → Business Impact → Application: Rated current of 40 A provides precise protection for standard DC loads, minimizing nuisance trips while preserving equipment performance. Application: Control gear for automated lines, energy storage interfaces, and DC drives. Feature → Business Impact → Application: Ics/Icu of 50 kA at 250/500 V DC offers robust short-circuit interruption capabilities, supporting reliable protection in high-energy industrial environments. Application: High-current DC buses and protective schemes near power conversion equipment. Feature → Business Impact → Application: Uimp of 8 kV and Ui of 1000 V ensure strong insulation and impulse withstand margins, enabling safe operation in challenging plant electrical systems. Application: Shielding sensitive DC power networks from surges and transients. Feature → Business Impact → Application: RoHS and REACH compliance along with CE declarations simplify procurement and regulatory adherence for global supply chains. Application: Corporate compliance programs and supplier qualification. Feature → Business Impact → Application: Mechanical durability of 25,000 cycles and fixed terminal connection provide long-term reliability with predictable maintenance windows. Application: Frequent switching environments such as automated conveyors and drive systems. Feature → Business Impact → Application: Compact dimensions (120 × 130 × 82.5 mm) and 1.6 kg weight enable easy panel integration and retrofit in space-constrained installations. Application: Enclosures with tight mounting tolerances and modular control panels. Feature → Business Impact → Application: End-of-Life disassembly guidance and designed recyclability support sustainability targets and cost-effective disposal. Application: Green-field and retrofit projects seeking eco-friendly lifecycle management.
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FAQs
This is a fixed-terminal, four-pole DC MCCB designed for panel mounting with standard fixed circuit-breaker connections. Its compact footprint (120 mm wide, 130 mm high, 82.5 mm deep) and weight (1.6 kg) simplify retrofit and new installations in control cabinets and DC distribution enclosures.
Rated current is 40 A, rated insulation voltage is 1000 V, rated operating voltage is 500 V DC, with a rated service short-circuit breaking capacity (Ics) and ultimate short-circuit breaking capacity (Icu) of 50 kA. It supports an impulse withstand voltage (Uimp) of 8 kV and a rated service life of 25,000 mechanical cycles.
Yes. Its 4P DC protection, 500 V DC operating capability, and 50 kA short-circuit capacity make it ideal for DC buses in control cabinets, motor drives, and energy storage interfaces. It also aligns with IEC 60947-2 requirements for reliable industrial protection.
The device complies with IEC 60947-2 and GB/T 14028.2, with RoHS and REACH declarations. A CE declaration of conformity is available, and WEEE categorization applies for end-of-life handling.
Mechanical durability of 25,000 cycles reduces replacement frequency, while fixed terminals simplify installation and service. End-of-life disassembly guidance supports recycling programs, contributing to lower lifecycle costs and higher system uptime through reliable protection coordination.