ABB 1SCA108491R1001 Change-Over Switch - IP65
Part Number: 1SCA108491R1001
Quick Summary
ABB 1SCA108491R1001 Change-Over Switch is a four-pole manual transfer device for safe, reliable mains switching in industrial power cabinets. Engineers often face make-before-break transitions that risk cross-connections during source transfer; this unit delivers a controlled, closed-transition path with precise timing. It carries a CE Declaration of Conformity, a DNV certificate, and RoHS/Reach declarations to meet global electrical standards, along with SCIP disclosures for sustainable sourcing. In industrial automation and electrical protection applications, this switch combines robust performance with easy installation and documented compliance, delivering business value through reduced downtime, easier maintenance, and safer operation.
Product Information
Extended Description
1SCA108491R1001 ABB: 160, 4 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°. Including a black plastic IP65 I - I+II - II pistol type handle (see the table below), shaft and bolt set for the cable connection. Handle not padlockable and no door interlocking.
End Of Life Disassembling Instructions
OT160-250_C Disassembly Instructions
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
SCIP
3c6b6f48-75cd-4e76-97f8-0fb0c4f718d8 Finland (FI)
Simplified SCIP
11a0f83b-0854-4b77-94ad-e4a677cc08d8 Germany (DE) | 29994950-cd32-4918-8002-298b2004823d Sweden (SE) | 973474e7-7a73-4203-8802-bfd69d1d5aa7 Hungary (HU) | 828837bd-5f12-4e33-8159-78e03b5e567e Poland (PL) | 56d4ea74-9ae4-49d3-804d-dee861245865 Estonia (EE) | 0b711404-d827-47c2-bd1c-6a069e08afc7 Greece (GR) | d7811a33-b63d-4ac7-9fa3-3f71cb412f80 Portugal (PT) | 3fe844ef-61cd-4385-adea-29c822bceccd Norway (NO) | 7d1f940c-36d9-4eaa-82c0-5e141a42e481 Belgium (BE) | 0b719fe4-a924-4db0-adfe-66990073e60f Poland (PL) | 07c7047a-ad40-44e1-97b5-e3bf50a67d15 Croatia (HR) | a6a4a8f8-806c-40b7-b040-78441b2620b6 Czech Republic (CZ) | 009ce644-afb5-4fcf-93b0-d740ca4aefe7 Spain (ES) | 6bd2f689-6ece-4a5c-bdad-2d0d418aa6ab Hungary (HU) | e9d5e63a-dfe3-4498-88ec-daeb0cf75b94 Bulgaria (BG) | 51bcb900-6cd4-4286-ac6d-c730e707b1fc France (FR) | de412dee-e0e7-459c-8aa5-7e09e9814067 Germany (DE) | 9935390f-d38f-47bd-a0c1-a90996005fc8 Denmark (DK) | efe32431-6bed-4cd6-8c7b-68a920dc9eb8 Poland (PL) | d2faa97e-63ef-4341-8dd9-1ce1f086339e Italy (IT) | 40e2e4a5-9730-4a71-9925-2c2c71ed89f6 Netherlands (NL) | 85cb6787-fdbd-4224-b2a7-97d80def607c Germany (DE) | 44777553-dcb2-48a1-8ddd-de3fc3730ba2 Belgium (BE) | 663f7edf-5f02-4b61-b730-61ffa00521aa Germany (DE) | 11ef1719-f55e-4f8b-bfe2-530c947f4235 France (FR) | 648687b9-e432-43a0-ae20-9fcddd6a385e Sweden (SE) | d7f91fb2-a84e-498f-bc50-27356cd5599f Germany (DE)
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
205 mm | 8.07 in
Product Net Height
150 mm | 5.91 in
Product Net Depth / Length
160 mm | 6.3 in
Product Net Weight
3.8 kg | 8.38 lb
Package Level 1 Units
box 1 box
Package Level 1 Width
170 mm | 6.69 in
Package Level 1 Depth / Length
270 mm | 10.63 in
Package Level 1 Height
185 mm | 7.28 in
Package Level 1 Gross Weight
4.1 kg | 9.04 lb
Package Level 1 EAN
6417019399492
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 160 A
Conventional Thermal Current (Ithe)
Fully Enclosed 160 A
Degree of Protection
Front IP20
Distance Between Phases
Standard
Fourth Pole Position
Right Side
Fourth Pole Type
Switched - Simultaneous Function
Handle Color
Black
Handle Type
Handle and shaft included
Mounting Type
Base mounting
Number of Poles
4P
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 2.4 W
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Current AC-21A (Ie)
(380 ... 415 V) 160 A | (500 V) 160 A | (690 V) 160 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 160 A | (500 V) 160 A | (690 V) 160 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 160 A | (500 V) 160 A | (690 V) 160 A
Rated Operational Current AC-31B (Ie)
(380 ... 415 V) 160 A
Rated Operational Current AC-33B (Ie)
(380 ... 415 V) 160 A
Rated Operational Power AC-23A (Pe)
(380 ... 415 V) 90 kW | (500 V) 110 kW | (690 V) 160 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 | 04 (Left Side)
Terminal Type
Screw Terminals
Tightening Torque
acc. IEC 60947-1 15 ... 22 N·m
Transition Type
Closed
Ampere Rating
160 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)
eClass
V11.1 : 27371403
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
E-Number (Finland)
3641603
Feature: Four-pole design with closed-transition (make-before-break) operation. Business Impact: Prevents open-circuit or cross-connection conditions during source transfers, reducing arcing and equipment wear. Application: Power distribution panels and machine feeders where seamless transfer between sources is critical. Feature: 160 A rated current and 1000 V rated insulation with 12 kV impulse withstand. Business Impact: Supports high-power applications across common industrial voltages while maintaining surge resilience, lowering the risk of insulation failures. Application: Heavy-duty switchgear in manufacturing lines and control panels. Feature: Manual operation with a 90-degree handle and shaft included, plus base mounting. Business Impact: Facilitates straightforward installation and safe, ergonomically controlled operation in tight panel layouts, reducing commissioning time. Application: Front-operated power transfer in control cabinets and motor starters. Feature: IP65-rated handle protection and rugged black pistol-type handle. Business Impact: Enhances operator safety and reliability in challenging environments, enabling outdoor or semi-enclosed installations without compromising accessibility. Application: Industrial environments with dust or moisture exposure. Feature: Clear terminal configuration (screw terminals) and mounting flexibility, plus documented disassembly and environmental/compliance information. Business Impact: Simplifies wiring, commissioning, and serviceability, while ensuring regulatory alignment and easy maintenance planning. Application: New installations and retrofits in automation cells and protective circuits. Feature: Comprehensive documentation and approvals (CE, RoHS, Reach, DNV, SCIP). Business Impact: Supports procurement compliance checks, audit readiness, and supply-chain transparency, reducing project risk and sourcing delays. Application: Global deployments requiring traceable conformity for electrical equipment. Industry context: For users navigating complex line-up changes and interlocking requirements, ABB OT160-250_CL family switches deliver a proven balance of performance, protection, and lifecycle value. This translates into measurable efficiency gains, lower maintenance costs, and safer, compliant power-switching in modern industrial facilities.
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FAQs
The switch uses base mounting with screw terminals for straightforward wiring. It includes a shaft and bolt set for cable connections, enabling secure, serviceable installation in control panels and power distribution spaces.
This is a front-operated, four-pole switch employing a closed-transition (make-before-break) mechanism with an overlap time of a minimum 20 ms. The mechanism is designed for reliable, instantaneous transfer between I and II positions with the I+II overlap ensuring continuous current flow.
Yes. With 160 A rated current across 380–415 V and up to 690 V, 1000 V rated insulation, and a robust mechanical design, it is well-suited for industrial automation applications requiring safe, compliant power transfer and reliable operation in power-distribution cabinets.
The product includes a CE Declaration of Conformity for OT160-250_CL, a DNV certificate, RoHS and Reach declarations, and SCIP disclosures. This combination supports regulatory compliance, supplier diligence, and sustainability reporting.
The design emphasizes reliable operation with a clearly defined torque range (15–22 N·m), documented disassembly instructions, and compatibility with standard mounting and cabling practices. These features reduce maintenance time, facilitate troubleshooting, and extend service life in demanding environments.