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ABBFuse protector
Product Model

OS250D12LRP

Manufacturer

ABB

Category

Fuse protector

Product ID

75030

In Stock
Last updated: 2025/4/19
View Specifications
ABB OS250D12LRP

Selling Points

  • 1High reliability and performance in demanding motor protection applications.
  • 2Compact design for easy installation in smaller enclosures.
  • 3Front-operated for convenient handling and operation.
  • 4DIN-compliant for standardization and compatibility.
  • 5High insulation voltage and dielectric strength for enhanced safety.
Product Details
OS250D12LRP
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Pollution Degree
3
Product Net Width
353 mm
Product Net Height
150 mm
Product Net Depth / Length
234 mm
Product Net Weight
6.1 kg
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
Pistol handle and shaft included
Mounting Type
Base mounting
Number of Poles
3
Operating Mode
Front Operated
Pollution Degree
3
Position of Line Terminals
Left In - Right Out
Power Loss
at Rated Operating Conditions per Pole 17 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
12 (Between the Poles)
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
1SCA022852R8410

Specifications may be subject to change without notice