Product Model

OS125GB12LRP

In Stock
Last updated: 2025/4/19
ABB OS125GB12LRP

Selling Points

  • 1The OS125GB12LRP switch fuse offers world-class performance, ensuring reliable operation in heavy industry settings.
  • 2Optimally designed for motor protection, this switch fuse can be installed next to transformers, providing comprehensive protection.
  • 3The compact structure of the OS125GB12LRP switch fuse allows for easy installation in smaller enclosures, saving space and reducing installation time.
  • 4Equipped with safety features like double-insulated external handles and sealed fuse covers, this switch fuse ensures safe operation and protects against electrical accidents.
  • 5With adjustable shafts and modular design, the OS125GB12LRP switch fuse can be easily integrated into various control panel configurations, enhancing flexibility and usability.
Product Details
OS125GB12LRP
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Pollution Degree
3
Product Net Width
242 mm
Product Net Height
122 mm
Product Net Depth / Length
141 mm
Product Net Weight
2.3 kg 5.07 lb
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 125 A
Conventional Thermal Current (Ithe)
Fully Enclosed 125 A
Fuse Size
A2-A4
Fuse System
British Standard
Handle Type
Pistol handle and shaft included
Mounting Type
Base mounting
Number of Poles
3
Operating Mode
Front Operated
Pollution Degree
3
Position of Line Terminals
Left In - Right Out
Power Loss
at Rated Operating Conditions per Pole 12 W
Rated Conditional Short-Circuit Current (Inc)
(690 V) 80 kA
Rated Current (In)
Main Circuit 125 A
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Current AC-21A (Ie)
(500 V) 125 A (690 V) 125 A
Rated Operational Current AC-22A (Ie)
(500 V) 125 A (690 V) 125 A
Rated Operational Current AC-23A (Ie)
(500 V) 125 A (690 V) 125 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 37 kW (400 V) 55 kW (415 V) 55 kW (500 V) 75 kW (690 V) 110 kW
Rated Operational Voltage
Main Circuit 690 V AC
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 5 kiloampere rms
Standards
IEC 60947-3
Switches Operating Mechanism
12 (Between the Poles)
Terminal Type
Lug terminals
Terminal Width
20 mm
Tightening Torque
15 … 22 N·m
Tightening Torque
15 … 22 N·m
Object Classification Code
Q
ETIM 8
EC001040 - Fuse switch disconnector
ETIM 9
EC001040 - Fuse switch disconnector
UNSPSC
39122233
IDEA Granular Category Code (IGCC)
5291 >> Fuse switch disconnector
eClass
V11.1 : 27371401
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
Manufacturer ID
1SCA120258R1001

Specifications may be subject to change without notice