Product Model

OS400BS40F

In Stock
Last updated: 2025/4/19
ABB OS400BS40F

Selling Points

  • 1The ABB OS400BS40F switch fuse provides optimal motor protection by rapidly clearing faults and maintaining protection levels.
  • 2The switch fuse features self-cleaning contacts that ensure a long, reliable electrical life without maintenance.
  • 3The modular design allows for easy and cost-efficient installation, maintenance, and use with various pole configurations.
  • 4Interlocking fuse covers prevent opening while the switch is in the "ON" position, ensuring safety for authorized personnel.
  • 5Adjustable shafts and snap-on auxiliary contacts reduce installation time by up to 50%, saving costs and increasing efficiency.
Product Details
OS400BS40F
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Pollution Degree
3
Product Net Width
352 mm
Product Net Height
230 mm
Product Net Depth / Length
176 mm
Product Net Weight
8.455 kg 18.64 lb
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 400 A
Conventional Thermal Current (Ithe)
Fully Enclosed 400 A
Fourth Pole Type
Switched - Fusible Pole
Fuse Size
B1-B4
Fuse System
British Standard
Handle Type
Handle and shaft not included
Mounting Type
Base mounting
Number of Poles
4
Operating Mode
Side Operated
Pollution Degree
3
Position of Line Terminals
Top In - Bottom Out Bottom In - Top Out
Power Loss
at Rated Operating Conditions per Pole 30 W
Rated Conditional Short-Circuit Current (Inc)
(690 V) 80 kA
Rated Current (In)
Main Circuit 400 A
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Current AC-21A (Ie)
(500 V) 400 A (690 V) 400 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 400 A (500 V) 400 A (690 V) 400 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 132 kW (400 V) 220 kW (415 V) 230 kW (500 V) 280 kW (690 V) 400 kW
Rated Operational Voltage
Main Circuit 690 V AC
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 14 kiloampere rms
Standards
IEC 60947-3
Switches Operating Mechanism
40 (Right Side)
Terminal Type
Lug terminals
Terminal Width
25 mm
Tightening Torque
30 ... 44 N·m
Tightening Torque
30 ... 44 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
1SCA022871R0300

Specifications may be subject to change without notice