ABB 1SDA104955R1 Accessory - UL489 & IEC60947-2
Part Number: 1SDA104955R1
Quick Summary
ABB 1SDA104955R1 is an undervoltage release accessory for Tmax XT XT5-XT6 circuit breakers that enhances safe, coordinated tripping in industrial panels. In demanding environments, unreliable release action can lead to nuisance trips or delayed clearings, increasing downtime and maintenance costs. This accessory aligns with crucial standards to simplify compliance: IEC60947-2 and UL489 certification, CE declarations, and RoHS compliance, giving you confidence in quality and traceability. By supporting XT5 and XT6 configurations, it delivers a robust control interface while enabling straightforward installation and serviceability. For procurement and engineering teams, the value lies in reduced engineering effort, predictable protection coordination, and lower total cost of ownership over the asset lifecycle.
Product Information
Extended Description
1SDA104955R1 ABB: YU-C XT5-XT6 F/P 24...30 Vac/dc
Environmental Product Declaration - EPD
EPD Undervoltage releases Tmax XT XT5-XT6 (IT)
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)
CMRT - Conflict Minerals Reporting Template
Toxic Substances Control Act - TSCA
Toxic Substances Control Act (TSCA) declaration
Environmental Information
Breakers - Packaging disposal information
Order Code US and Canada
KXTFYUC1
E-Number (Finland)
3642179
E-Number (Norway)
4381377
EAN
8056221027212
Minimum Order Quantity
1 piece
Customs Tariff Number
85389099
Product Net Weight
0.109 kg
Package Level 1 Units
box 1 piece
Package Level 1 Width
110 mm
Package Level 1 Height
60 mm
Package Level 1 Depth / Length
140 mm
Package Level 1 Gross Weight
0.115 kg
Package Level 1 EAN
8056221027212
Product Main Type
Accessories for Tmax XT
Product Name
Accessory
Product Type
Accessory
Suitable For
XT5 | XT6
Suitable for Product Class
SACE Tamx XT
Configuration Type
Loose or configurable
Current Type
AC/DC
Order Multiple
1 piece
Rated Voltage (Ur)
24...30 V AC | 24...30 V DC
Standards
IEC60947-2 | UL489
Data Sheet, Technical Information
SACE Tmax XT IEC Low voltage molded case circuit-breakers Catalog | SACE Tmax XT UL/CSA Low voltage molded case circuit-breakers UL489 and CSA CS22.2 Standards Catalog
Declaration of Conformity - CE
Refer to the EU Declaration of the relative Circuit Breaker
Instructions and Manuals
YU - wired and non-wired undervoltage release for XT5 - XT6 fixed/plug-in circuit-breakers.
ETIM 8
EC001022 - Under voltage coil
ETIM 9
EC001022 - Under voltage coil
IDEA Granular Category Code (IGCC)
4148 >> Under voltage coil
UNSPSC
39121010
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
eClass
V11.1 : 27370417
Feature → Business Impact → Application: The product supports a rated voltage of 24...30 V AC | 24...30 V DC, enabling seamless integration with common control systems and simplifying panel design while reducing wiring errors in XT5 and XT6 installations. This translates to measurable efficiency gains during commissioning and easy field replacement without bespoke interfaces. Feature → Business Impact → Application: Loose or configurable installation provides flexible mounting options for retrofit projects and plug-in or fixed configurations on Tmax XT assemblies, shortening installation times and minimizing downtime during upgrades. Feature → Business Impact → Application: The unit is part of a certified ecosystem with IEC60947-2 and UL489 approvals, CE DoC, and RoHS compliance, ensuring regulatory alignment, safer procurement, and lower risk of non-compliance penalties in regulated environments. Feature → Business Impact → Application: Suitable for XT5 | XT6 and designed for SACE Tamx XT class systems, this accessory enhances reliability in motor control and power distribution panels, supporting predictable maintenance windows and extended asset life. Feature → Business Impact → Application: Compatibility with 1 piece minimum order quantity and clear EAN/ordering codes reduces procurement complexity, enabling just-in-time stocking and reduced inventory carrying costs in global operations. Feature → Business Impact → Application: The environmental and packaging information, including packaging disposal guidance, supports sustainable practices and waste minimization in plant operations, aligning with corporate ESG goals. Feature → Business Impact → Application: Clear documentation for wiring and wiring options (Y U - wired and non-wired undervoltage release) addresses common objections about installation complexity, giving technicians a reliable reference during commissioning and service.
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FAQs
The accessory offers loose or configurable installation suitable for XT5 and XT6 fixed or plug-in circuit-breakers. Use the order code KXTFYUC1 for US/Canada, and ensure control voltage is within 24-30 V AC/DC. The wiring can support wired or non-wired configurations, simplifying retrofits and new installs alike.
It operates on 24-30 V AC or DC, aligning with common control circuits and enabling reliable tripping coordination in Tmax XT panels. This versatility supports both AC and DC control schemes used in industrial automation environments.
This ABB accessory complies with IEC60947-2 and UL489 standards, with CE declarations and RoHS compliance. It also carries REACH and TSCA considerations, providing a broad regulatory footprint for global deployments.
It is designed as an undervoltage release for Tmax XT XT5-XT6, improving protection coordination in motor starters, power distribution panels, and automated machinery. It helps minimize downtime by ensuring predictable motor and circuit-breaker behavior during voltage dips.
By enabling faster commissioning, reduced mis-tripping, and simpler field replacements, the accessory lowers maintenance costs and enhances asset uptime. The 1-piece minimum order and clear packaging/disposal guidance support efficient procurement and sustainable practices in manufacturing environments.