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ABBFuse protector
Product Model

OS1200L04N2P

Manufacturer

ABB

Category

Fuse protector

Product ID

74912

In Stock
Last updated: 2025/4/20
View Specifications
ABB OS1200L04N2P

Selling Points

  • 1High Amperage Rating: 1200A for robust motor protection.
  • 2Front-Operated Design: Easy manual operation with a handle and shaft.
  • 3Class L Specifications: Meets high standards for electrical safety and reliability.
  • 4Solid Link Fuse: Rapid fault clearance and maintained protection level.
  • 5Versatile Installation: Suitable for heavy industry applications next to transformers.
Product Details
OS1200L04N2P
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Pollution Degree
3
Product Net Width
539 mm
Product Net Height
426 mm
Product Net Depth / Length
294 mm
Product Net Weight
40.025 kg 88.24 lb
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 1250 A
Conventional Thermal Current (Ithe)
Fully Enclosed 1000 A
Fourth Pole Position
Right Side
Fourth Pole Type
Switched - With Solid Link
Fuse Size
1200 A
Fuse System
Class L
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 75 W
Rated Conditional Short-Circuit Current (Inc)
(690 V) 80 kA
Rated Current (In)
Main Circuit 1200 A
Rated Impulse Withstand Voltage (Uimp)
12 kV
Rated Insulation Voltage (Ui)
1000 V
Rated Operational Current AC-21B (Ie)
(500 V) 1250 A (690 V) 1250 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 1250 A
Rated Operational Current AC-22B (Ie)
(500 V) 1250 A (690 V) 1250 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 1000 A
Rated Operational Current AC-23B (Ie)
(500 V) 1000 A (690 V) 1000 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 315 kW (400 V) 560 kW (415 V) 560 kW (500 V) 710 kW (690 V) 1000 kW
Rated Operational Voltage
Main Circuit 600 V AC
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 40 kiloampere rms
Standards
UL98 IEC 60947-3
Switches Operating Mechanism
04 (Left Side)
Terminal Type
Lug terminals
Terminal Width
50 mm
Tightening Torque
50 ... 75 N·m
Ampere Rating
1200 A
Tightening Torque
50 ... 75 N·m
Tightening Torque UL/CSA
Wire-Clamp 500 in·lb Cable Lug 480 in·lb
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
4. Large Equipment (Any External Dimension More Than 50 cm)
Manufacturer ID
1SCA105463R1001

Specifications may be subject to change without notice