OS125GD04BBN2

Product ID:75548
Updated: 2026/4/3
ABB OS125GD04BBN2

Key Features

  • 1Handle up to 125A max current and 160A fuse current for robust protection. 2、Install quickly with a snap-on design and adjustable mounting feet. 3、Ensure durability with high-quality materials and IP20/IP65 protection ratings. 4、Prevent accidents with interlocking fuse covers for enhanced personnel safety. 5、Mount flexibly on DIN rails or panels and add auxiliary contacts.
Product Details
OS125GD04BBN2
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Pollution Degree
3
Product Net Width
215 mm
Product Net Height
120 mm
Product Net Depth / Length
140 mm
Product Net Weight
2.5 kg
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 125 A
Conventional Thermal Current (Ithe)
Fully Enclosed 125 A
Fourth Pole Position
Right Side
Fourth Pole Type
Switched - With Solid Link
Fuse Size
NH000 NH00
Fuse System
DIN
Handle Type
Handle and shaft not included
Mounting Type
Base mounting
Number of Poles
4
Operating Mode
Front Operated
Pollution Degree
3
Position of Line Terminals
Back In - Back Out
Power Loss
at Rated Operating Conditions per Pole 4 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
04 (Left Side)
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
1SCA120805R1001

Specifications may be subject to change without notice