The ABB OS1250D30 is a high-performance, 3-pole safety switch with a DIN 4 mechanism, designed for reliability and efficiency in various applications.
Product ModelOS1250D02
Material Number1SCA114045R1001
Product ID75300
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliability and EfficiencyThe ABB OS1250D30 is engineered to provide consistent performance, ensuring your equipment operates safely and efficiently.
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2. DIN 4 MechanismEquipped with a DIN 4 direct mechanism, this switch offers precise control and reliability in a compact design.
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3. Safety FirstDesigned with safety in mind, the OS1250D30 meets stringent standards, providing a secure solution for your electrical needs.
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4. Versatile InstallationThe switch is compatible with various installation requirements, making it versatile for different applications and environments.
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Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Pollution Degree
3
Product Net Width
316 mm
Product Net Height
356 mm
Product Net Depth / Length
294 mm
Product Net Weight
19.04 kg 41.98 lb
Cable Cross-Section
2.5 ... 25 mm²
5. High-Performance CapabilitiesWith its robust design and reliable operation, the ABB OS1250D30 is perfect for demanding electrical applications, ensuring high-performance capabilities and longevity.
Conventional Free-air Thermal Current (Ith)
Π= 40 °C 1250 A
Conventional Thermal Current (Ithe)
Fully Enclosed 1000 A
Fuse Size
NH4
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 75 W
Rated Conditional Short-Circuit Current (Inc)
(690 V) 80 kA
Rated Current (In)
Main Circuit 1250 A
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Current AC-21A (Ie)
(380 ... 415 V) 1250 A (500 V) 1250 A (690 V) 1250 A
