ABB 1SDA123618R1 Moulded Case CB - IEC 60947-2
Part Number: 1SDA123618R1
Quick Summary
1SDA123618R1 is a DC-moulded case circuit breaker that delivers reliable protection for 750 V DC power distributions in industrial automation and heavy machinery. The device addresses the challenge of safeguarding DC networks where fast fault clearance and durability are critical, reducing downtime and repair costs. Key certifications underpinning its suitability include IEC 60947-2, GB/T 14028.2, and CE conformity, along with ABB EcoSolutions support for lifecycle management. By combining a 400 A rating with a compact 3P footprint and low per-pole power loss, it offers a proven balance of protection, efficiency, and ease of installation for panel builders and maintenance teams alike.
Product Information
Extended Description
1SDA123618R1 ABB: XT5L 400 DC TMA400 FF 3P
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 XT5 TM
Environmental Product Declaration - EPD
EPD Tmax XT XT5 TM (CN)
Recyclability Rate of the Product acc. to EN45555
Design for Closing Resource Loops - Standard EN45555 - 59.6 %
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
Environmental Information
Breakers - Packaging disposal information
Customs Tariff Number
85362000
Product Net Width
140 mm
Product Net Height
205 mm
Product Net Depth / Length
103 mm
Product Net Weight
3.25 kg
Product Name
Moulded Case Circuit Breaker
Product Type
CB
Version
F
Current Type
DC
Mechanical Durability
20000 cycle | ;120 cycles per hour
Number of Poles
3P
Power Loss
at Rated Operating Conditions per Pole 24.1 W
Rated Current (In)
400 A
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Voltage
750 V DC
Rated Service Short-Circuit Breaking Capacity (Ics)
(250 V DC) 2 Poles in Series 85 kA | (500 V DC) 2 Poles in Series 85 kA | (750 V DC) 3 Poles in Series 50 kA
Rated Ultimate Short-Circuit Breaking Capacity (Icu)
(250 V DC) 2 Poles in Series 85 kA | (500 V DC) 2 Poles in Series 85 kA | (750 V DC) 3 Poles in Series 50 kA
Rated Uninterrupted Current (Iu)
400 A
Release
TMA
Release Type
TM
Short-Circuit Performance Level
L
Standards
IEC 60947-2 | GB/T 14028.2
Sub-type
XT5
Terminal Connection Type
Fixed Circuit-Breakers
Declaration of Conformity - CE
EC Declaration of Conformity Tmax XT5
Instructions and Manuals
Installation instructions XT5 DC IEC
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
Feature: Rated current of 400 A. Business Impact: Supports high-load DC distribution with margin for startup surges, reducing nuisance trips during demand spikes. Application: Industrial automation panels and DC distribution racks where consistent current protection is essential. Feature: Rated operational voltage of 750 V DC and insulation voltage of 1000 V. Business Impact: Enables safe integration into elevated DC systems, improving clearance and safety margins. Application: Battery/feed DC buses and motor drives in manufacturing lines. Feature: 8 kV rated impulse withstand voltage and 3P fixed-terminal design. Business Impact: Enhanced surge protection and reliable field installation, minimizing wiring errors and commissioning time. Application: In-process controls and critical DC feeders requiring robust protection. Feature: Power loss of 24.1 W per pole. Business Impact: Lower energy dissipation contributes to cooler panels and reduced cooling requirements, cutting operating costs. Application: Continuous-running process equipment and data-center style DC racks. Feature: Short-circuit performance up to 85 kA at 250/500 V DC (50 kA at 750 V DC for 3P in series). Business Impact: Superior fault-clearing capability, improving system uptime and protecting critical loads. Application: Heavy-duty DC drives and high-energy storage systems. Feature: 3P XT5 release (TMA TM) with disassembly instructions and EPD/ recyclability data. Business Impact: Simplifies maintenance planning, end-of-life recovery, and compliance reporting. Application: OEM assembly lines aiming for sustainable lifecycle management and regulatory compliance. Feature: RoHS/REACH declarations and EN45555 recyclability target (59.6%). Business Impact: Supports green procurement programs and regulatory compliance while reducing total cost of ownership. Application: Global deployments with sustainability objectives and supplier audits. Feature: Mechanical durability at 20,000 cycles and compact footprint (140 mm W x 205 mm H x 103 mm D). Business Impact: Long service life with predictable maintenance intervals, minimizing downtime and replacement costs. Application: Space-constrained control panels and high-cycle applications in manufacturing. Feature: Compatibility with ABB EcoSolutions and related documentation (End Of Life Instructions, DoC, MDI). Business Impact: Streamlined vendor support, accurate replacement planning, and faster commissioning. Application: Panel manufacturers and service providers prioritizing traceability and green compliance.
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