ABB 1SDA066391R1 Accessory - UVR XT1..XT4 (IEC60947-2/UL489)
Part Number: 1SDA066391R1
Quick Summary
ABB 1SDA066391R1 is an undervoltage release accessory for Tmax XT circuit breakers, enabling reliable tripping in industrial control panels. In modern power systems, undervoltage events can cause nuisance trips, unexpected shutdowns, and damage to critical equipment. This accessory complies with IEC60947-2 and UL489, with RoHS and REACH declarations, providing regulatory confidence for global installations. With XT1–XT4 compatibility and flexible wiring options, it supports safer startup sequences, easier maintenance planning, and improved uptime, delivering clear business value for panel builders, integrators, and OEMs seeking dependable protection across mixed voltage environments.
Product Information
Extended Description
1SDA066391R1 ABB: UVR XT1..XT4 110-127Vac-110-125Vdc
Environmental Product Declaration - EPD
EPD Undervoltage releases Tmax XT XT1...XT4 (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
KXTAUVR4
E-Number (Finland)
3638715
E-Number (Norway)
4381350
EAN
8015644003012
Minimum Order Quantity
1 piece
Customs Tariff Number
85389099
Product Net Weight
0.108 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
0.114 kg
Package Level 1 EAN
8015644003012
Product Main Type
Accessories for Tmax XT
Product Name
Accessory
Product Type
Accessory
Suitable For
XT1, XT2, XT3, XT4
Suitable for Product Class
SACE Tmax XT
Configuration Type
Loose or configurable
Current Type
AC/DC
Order Multiple
1 piece
Rated Voltage (Ur)
110 ... 127 V AC | 110 ... 125 V DC
Standards
IEC60947-2 | UL489
Data Sheet, Technical Information
1SDC210100D0205 | 1SDC210099D0205
Declaration of Conformity - CE
Refer to the EU Declaration of the relative Circuit Breaker
Instructions and Manuals
UVR - Wired and non-wired undervoltage release for XT1-XT2-XT3-XT4 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
Object Classification Code
Q
UNSPSC
39121010
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
eClass
V11.1 : 27370417
Feature → The UVR XT accessory supports loose or configurable installation, enabling quick wiring choices and reduced panel redesign. Business Impact → This simplifies commissioning, shortens lead times, and lowers on-site wiring errors. Application → Ideal for Tmax XT panels in manufacturing lines and packaging facilities seeking fast, reliable undervoltage protection. Long-tail keywords integrated: undervoltage release for Tmax XT, XT1-XT4 compatibility, installation flexibility, panel wiring optimization.Feature → It accepts 110-127 VAC or 110-125 VDC, supporting AC/DC operation. Business Impact → Enables dual-supply or multi-volt environments without redesign, reducing inventory complexity. Application → Suitable for data centers and process plants with mixed supply rails and safety interlocks. Long-tail keywords integrated: 110-127 VAC, 110-125 VDC, dual-voltage protection, mixed-supply panels.Feature → Standards compliance with IEC60947-2 and UL489 plus RoHS/REACH declarations. Business Impact → Lowers regulatory risk and accelerates global approvals. Application → Critical for multinational rollouts, OEMs, and maintenance teams requiring traceable declarations. Long-tail keywords integrated: IEC60947-2, UL489, RoHS Declaration, REACH, CMRT, TSCA.Feature → Lightweight packaging and explicit product dimensions (0.108 kg net weight; packaging 0.114 kg). Business Impact → Reduces logistics costs and simplifies field deployment in constrained spaces. Application → Useful for rugged industrial cabinets and retrofit projects where space and weight matter. Long-tail keywords integrated: lightweight components, package dimensions, logistics optimization.Feature → Clear compatibility with XT1–XT4 frames and order-code support (KXTAUVR4). Business Impact → Streamlines procurement, improves supply chain predictability, and minimizes wrong-part risks. Application → Efficient for distributors, system integrators, and repair services needing fast quote-to-delivery cycles.
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FAQs
Yes. The 1SDA066391R1 is designed as an undervoltage release accessory for Tmax XT and is suitable for XT1–XT4 frames. It supports loose or configurable installation, and can be wired or left as a non-wired option depending on the control scheme. For procurement, reference KXTAUVR4 (US & Canada) and the provided EAN 8015644003012.
The UVR supports 110-127 VAC or 110-125 VDC ratings and accommodates AC/DC current types. It is built for Tmax XT breakers and aligns with IEC60947-2 and UL489, ensuring compatibility across mixed-power installations while maintaining safety and reliability.
This accessory is ideal for industrial automation panels, machine controls, and process lines where undersupply protection prevents nuisance trips and damage. It helps guarantee predictable breaker behavior in conveyors, pumps, and packaging lines, while meeting RoHS/REACH constraints for global deployments.
The ABB UVR XT accessory conforms to IEC60947-2 and UL489, with RoHS and REACH declarations, CMRT, and TSCA documentation. A referenced EU Declaration of Conformity supports CE compliance, enabling safe, globally distributed installations across regulated markets.
The accessory’s lightweight design (0.108 kg net) and compact packaging simplify logistics and field installation. Its loose or configurable wiring reduces wiring time, while a 1 piece minimum order quantity and clear KXTAUVR4 code streamline procurement, contributing to higher uptime and lower total cost of ownership in manufacturing environments.