OS63GBS30

Product ID:75052
Updated: 2026/4/3
ABB OS63GBS30

Key Features

  • 1Offer reliable protection with self-cleaning contacts for a long, maintenance-free electrical life. 2、Simplify installation and maintenance through a modular design with adjustable components. 3、Enhance safety with interlocking fuse covers that prevent access when the switch is on. 4、Deliver high current performance rated for 63A at 500V and 690V AC applications. 5、Ensure durable and secure operation with a robust base mounting and screw terminals.
Product Details
OS63GBS30
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Pollution Degree
3
Product Net Width
147 mm
Product Net Height
125 mm
Product Net Depth / Length
109 mm
Product Net Weight
1.2 kg
Cable Cross-Section
2.5 ... 25 mm²
Connecting Capacity
Stranded 2.5 … 25 mm² Flexible 2.5 … 25 mm²
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 63 A
Conventional Thermal Current (Ithe)
Fully Enclosed 63 A
Fuse Size
A2-A3
Fuse System
British Standard
Handle Type
Handle and shaft not included
Mounting Type
Base mounting
Number of Poles
3
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 4 W
Rated Conditional Short-Circuit Current (Inc)
(690 V) 80 kA
Rated Current (In)
Main Circuit 63 A
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Current AC-21A (Ie)
(500 V) 63 A (690 V) 63 A
Rated Operational Current AC-22A (Ie)
(500 V) 63 A (690 V) 63 A
Rated Operational Current AC-23A (Ie)
(500 V) 63 A (690 V) 63 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 18.5 kW (400 V) 30 kW (415 V) 30 kW (500 V) 37 kW (690 V) 55 kW
Rated Operational Voltage
Main Circuit 690 V AC
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 2.5 kiloampere rms
Standards
IEC 60947-3
Switches Operating Mechanism
30 (Right Side)
Terminal Type
Screw Terminals
Tightening Torque
3 N·m 4 N·m
Wire Stripping Length
Main Circuit 12 mm Main Circuit 0.47 in
Wire Stripping Length
Main Circuit 12 mm Main Circuit 0.47 in
Tightening Torque
3 N·m 4 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
1SCA115957R1001

Specifications may be subject to change without notice