ABB 1SCA108521R1001 Change-over Switch - IP20 Front
Part Number: 1SCA108521R1001
Quick Summary
ABB 1SCA108521R1001 Change-over Switch is a 3-pole manual transfer device for reliable make-before-break switching in industrial power distribution. Engineers often face interruptions and arcing during source changes, risking downtime and equipment wear. This unit carries CE conformity, RoHS compliance, and a DNV certification, supporting regulatory alignment and reliability in demanding environments. The front-operated design, 1000 V insulation, and robust 200 A rating deliver tangible business value, while compatible ABB accessories and base mounting simplify installation in control panels and switchgear assemblies. For projects requiring safe, compliant, and efficient power switching, this switch integrates smoothly into high-current electrical protection and circuit control strategies.
Product Information
Extended Description
1SCA108521R1001 ABB: 200, 3 pole manual change-over switch operating on closed transition principle. i.e. make-before-break operation without OFF-position. Between positions I and II, there is a position I+II where both switches are closed simultaneously. The overlapping time when both contacts are closed is minimum 20 ms. Operating angle of the handle is 90°. Handle and shaft has to be ordered separately.
Environmental Information
1SCC303050D0201
Conflict Minerals Reporting Template (CMRT)
CMRT - Conflict Minerals Reporting Template
REACH Declaration
Reach Declaration / AC Switches and Fusegear
RoHS Information
RoHs Declaration / AC Switches and Fusegear
RoHS Status
Following EU Directive 2011/65/EU and Amendment 2015/863 July 22, 2019
Data Sheet, Technical Information
Transfer, change-over and bypass switches. Catalogue OTC1GB 23-04
Instructions and Manuals
Manual change-over and transfer switches OT-C
Degree of Protection
Front IP20
Environmental Information
1SCC303050D0201
Pollution Degree
3
Minimum Order Quantity
1 piece
Customs Tariff Number
85365080
Country of Origin
Finland (FI)
Product Net Width
170 mm | 6.69 in
Product Net Height
150 mm | 5.91 in
Product Net Depth / Length
160 mm | 6.3 in
Product Net Weight
2.9 kg | 6.39 lb
Package Level 1 Units
1 piece
Package Level 1 Width
186 mm | 7.32 in
Package Level 1 Depth / Length
300 mm | 11.81 in
Package Level 1 Height
185 mm | 7.28 in
Package Level 1 Gross Weight
3.2 kg | 7.05 lb
Package Level 1 EAN
6417019397078
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 200 A
Conventional Thermal Current (Ithe)
Fully Enclosed 200 A
Degree of Protection
Front IP20
Distance Between Phases
Standard
Handle Color
Black
Handle Type
Handle and shaft not included
Mounting Type
Base mounting
Number of Poles
3P
Operating Mode
Front operated
Pollution Degree
3
Position of Line Terminals
Top In - Bottom Out, Bottom In - Top Out
Power Loss
at Rated Operating Conditions per Pole 4 W
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Current AC-21A (Ie)
(380 ... 415 V) 200 A | (500 V) 200 A | (690 V) 200 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 200 A | (500 V) 200 A | (690 V) 200 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 200 A | (500 V) 200 A | (690 V) 200 A
Rated Operational Current AC-31B (Ie)
(380 ... 415 V) 200 A
Rated Operational Current AC-33B (Ie)
(380 ... 415 V) 200 A
Rated Operational Power AC-23A (Pe)
(380 ... 415 V) 110 kW | (500 V) 132 kW | (690 V) 200 kW
Rated Operational Voltage
Main Circuit 1000 V
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 8 kiloampere rms
Switches Operating Mechanism
Mechanism at the End of the Switch | 03 (Left Side)
Terminal Type
Screw Terminals
Tightening Torque
acc. IEC 60947-1 15 ... 22 N·m
Transition Type
Closed
Ampere Rating
200 A
Tightening Torque
acc. IEC 60947-1 15 ... 22 N·m
Declaration of Conformity - CE
Declaration of Conformity / OT160-250_CL
DNV Certificate
DNV Certificate / OT16-2500_C
Object Classification Code
Q
ETIM 8
EC000216 - Switch disconnector
ETIM 9
EC000216 - Switch disconnector (low voltage)
UNSPSC
39122233
IDEA Granular Category Code (IGCC)
5290 >> Disconnect switch
eClass
V11.1 : 27371403
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
Feature → Business Impact → Application: Three-pole design with 200 A rated current enables reliable high-load transfers, reducing overheating risk and downtime in motor and process lines. This translates to lower maintenance costs and improved line availability in manufacturing cells and packaging lines. Feature → Business Impact → Application: Closed transition make-before-break with a minimum 20 ms overlap minimizes contact interruption and arc formation, enhancing supply continuity for critical equipment and data-center cooling systems. Ideal for transfer between sources in continuous-process environments where uptime is paramount. Feature → Business Impact → Application: Ui of 1000 V and Uimp of 12 kV provide robust insulation and surge withstand capabilities, improving equipment protection and compliance for medium-voltage distribution panels across industrial facilities. Applicability spans large PLC cabinets, panel boards, and breaker assemblies. Feature → Business Impact → Application: I cw rated 8 kA and Ith 200 A ensure short-time resilience against fault currents, supporting safe operation of motors and conveyors in heavy-duty applications. Useful in harsh workshop environments where fault tolerance matters. Feature → Business Impact → Application: Front IP20 protection and a Pollution Degree 3 rating give safe, indoor installation with straightforward maintenance, ideal for control rooms, machine rooms, and assembled switchgear. Feature → Business Impact → Application: Screw terminals and base mounting simplify field wiring and panel integration, reducing install time and enabling flexible layouts for OEMs and panel builders. Feature → Business Impact → Application: Handle and shaft not included, allowing customers to pair with ABB-approved handles for customized user ergonomics and space optimization in compact control panels. Feature → Business Impact → Application: Compact footprint (170 mm W x 150 mm H x 160 mm D) and 2.9 kg weight support space-constrained installations while maintaining high current capability, suitable for modular switchgear and retrofits. Feature → Business Impact → Application: Compliance with RoHS, CMRT, and REACH documentation strengthens supplier sustainability and global procurement, easing audits and cross-border deployments across automotive, food & beverage, and chemical sectors.
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FAQs
This change-over switch uses screw terminals and is designed for base mounting. It is a 3P device with a compact footprint, intended to be integrated into control panels and switchgear assemblies with compatible ABB accessories.
Yes. The unit provides rated operational current of 200 A across 380–415 V, 500 V, and 690 V for AC-23A configurations, with Ui of 1000 V and Icw of 8 kA, making it appropriate for high-voltage equipment transfer in industrial settings.
The OT200E03CL features closed transition (make-before-break) with a minimum 20 ms overlap. This reduces arcing and downtime during source changes, which is critical for continuous process lines and data-intensive applications.
The product carries CE Declaration of Conformity, RoHS compliance, and a DNV certificate, supporting regulatory compliance, environmental responsibility, and quality assurance for global deployments.
Handle and shaft are not included and must be ordered separately. Plan for base mounting, compatible ABB handles, and verify space for a 170 x 150 x 160 mm enclosure with IP20 protection in indoor control cabinets.