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ABBFuse protector
Product Model

OS630B04FP

Manufacturer

ABB

Category

Fuse protector

Product ID

74873

In Stock
Last updated: 2025/4/20
View Specifications
ABB OS630B04FP

Selling Points

  • 1Reliable Motor Protection: Designed for extreme conditions, ensuring long electrical life and self-cleaning contacts.
  • 2Front-Operated Convenience: Easy to operate with a front-operated mechanism, ideal for quick switching.
  • 3British Standard Compliance: Meets British Standard specifications for high-quality performance.
  • 4Safety Features: Interlocking fuse covers prevent opening while the switch is in the "ON" position, reducing electric shock risk.
  • 5Modular Design: Easy installation and maintenance with adjustable shafts and snap-on auxiliary contacts, saving time and costs.
Product Details
OS630B04FP
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Pollution Degree
3
Product Net Width
431 mm
Product Net Height
306 mm
Product Net Depth / Length
233 mm
Product Net Weight
18.774 kg 41.39 lb
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 630 A
Conventional Thermal Current (Ithe)
Fully Enclosed 570 A
Fourth Pole Type
Switched - Fusible Pole
Fuse Size
C1-C2
Fuse System
British Standard
Handle Type
Pistol handle and shaft included
Mounting Type
Base mounting
Number of Poles
4
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 46 W
Rated Conditional Short-Circuit Current (Inc)
(690 V) 80 kA
Rated Current (In)
Main Circuit 630 A
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Current AC-21A (Ie)
(500 V) 630 A (690 V) 630 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 630 A (500 V) 630 A (690 V) 630 A
Rated Operational Current AC-23A (Ie)
(500 V) 630 A (380 ... 415 V) 630 A (690 V) 630 A
Rated Operational Current AC-23B (Ie)
(380 ... 415 V) 630 A (500 V) 630 A (690 V) 630 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 200 kW (400 V) 355 kW (415 V) 355 kW (500 V) 450 kW (690 V) 630 kW
Rated Operational Voltage
Main Circuit 690 V AC
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 18 kiloampere rms
Standards
IEC 60947-3
Switches Operating Mechanism
04 (Left Side)
Terminal Type
Lug terminals
Terminal Width
39 mm
Tightening Torque
50 ... 75 N·m
Tightening Torque
50 ... 75 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
1SCA022825R6070

Specifications may be subject to change without notice