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ABBFuse protector
Product Model

OS250D02

Manufacturer

ABB

Category

Fuse protector

Product ID

74984

In Stock
Last updated: 2025/4/19
View Specifications
ABB OS250D02

Selling Points

  • 1Reliable Motor Protection: Designed for heavy industry applications, ensuring optimal performance in demanding environments.
  • 2Modular Design: Easy and cost-efficient installation, maintenance, and use with adjustable shaft and snap-on auxiliary contacts.
  • 3Enhanced Safety: Interlocking fuse covers prevent opening while the switch is in the "ON" position, reducing the risk of electric shock.
  • 4Flexible Installation: Adjustable shaft allows for various installation depths, eliminating the need for special cutting tools.
  • 5Worldwide Shipping: Available with worldwide shipping options including DHL, UPS, and TNT for convenient delivery.
Product Details
OS250D02
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Pollution Degree
3
Product Net Width
154 mm
Product Net Height
199 mm
Product Net Depth / Length
154 mm
Product Net Weight
2.6 kg 5.6 lb
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 250 A
Conventional Thermal Current (Ithe)
Fully Enclosed 250 A
Fuse Size
NH0 NH1
Fuse System
DIN
Handle Type
Handle and shaft not included
Mounting Type
Base mounting
Number of Poles
2
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 13 W
Rated Conditional Short-Circuit Current (Inc)
(690 V) 80 kA
Rated Current (In)
Main Circuit 250 A
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Current AC-21A (Ie)
(500 V) 250 A (690 V) 250 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 250 A (500 V) 250 A (690 V) 250 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 250 A (500 V) 250 A (690 V) 250 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 75 kW (400 V) 140 kW (415 V) 145 kW (500 V) 170 kW (690 V) 250 kW
Rated Operational Voltage
Main Circuit 690 V AC
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 8 kiloampere rms
Standards
IEC 60947-3
Switches Operating Mechanism
02 (Left 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
1SCA022746R7740

Specifications may be subject to change without notice