OS800L02

Name: OS800L02
Brand: ABB
SKU: OS800L02

The ABB OS800L02 is a robust fusible disconnect switch designed for heavy industry applications. It provides reliable motor protection, rapid fault clearance, and easy installation, ensuring safety and efficiency in your operations.

Product ModelOS800L02

Material Number1SCA116920R1001

Product ID75632

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Reliable Motor ProtectionThe ABB OS800L02 offers superior motor protection, safeguarding your equipment from overcurrent and ensuring continuous operation.
2
2. Rapid Fault ClearanceWith its advanced contact design and fuse link, the OS800L02 enables rapid fault clearance, minimizing downtime and maintaining protection levels even after a fault occurs.
3
3. Easy Installation and MaintenanceDesigned for easy installation and maintenance, the OS800L02 features a modular design that reduces installation time and costs. Its interlocking fuse covers prevent opening while the switch is in the ON position, ensuring safety during maintenance.
4
4. Safety FeaturesWhen in the OFF position, the fuse link is fully isolated from both ends, reducing the risk of electric shock to authorized personnel. The handle is padlockable with three separate padlocks for added safety.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Pollution Degree

Product Net Width

255 mm

Product Net Height

306 mm

Product Net Depth / Length

233 mm

Product Net Weight

10.06 kg 22.18 lb

Conventional Free-air Thermal Current (Ith)

Î = 40 Â°C 800 A

5. Versatile ApplicationSuitable for low-voltage applications, the ABB OS800L02 can handle up to 800 A and 250 hp at 240 VAC, or 500 hp at 480/600 VAC, making it versatile for a wide range of industrial settings.

Conventional Thermal Current (Ithe)

Fully Enclosed 720 A

Fuse System

Class L

Handle Type

Handle and shaft not included

Mounting Type

Base mounting

Number of Poles

Operating Mode

Front Operated

Pollution Degree

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 800 A

Rated Impulse Withstand Voltage (Uimp)

12 kV

Rated Insulation Voltage (Ui)

1000 V

Rated Operational Current AC-21A (Ie)

(500 V) 800 A (690 V) 800 A

Rated Operational Current AC-22A (Ie)

(380 ... 415 V) 800 A (500 V) 800 A (690 V) 800 A

Rated Operational Current AC-23A (Ie)

(380 ... 415 V) 800 A (500 V) 800 A (690 V) 800 A

Rated Operational Power AC-23A (Pe)

(220 ... 240 V) 250 kW (400 V) 450 kW (415 V) 450 kW (500 V) 560 kW (690 V) 710 kW

Rated Operational Voltage

Main Circuit 600 V AC

Rated Short-time Withstand Current Low Voltage (Icw)

for 1 s 18 kiloampere rms

Standards

UL98 IEC 60947-3

Switches Operating Mechanism

02 (Left Side)

Terminal Type

Lug terminals

Terminal Width

39 mm

Tightening Torque

50 â¦ 75 NÂ·m

Ampere Rating

800 A

Horsepower Rating UL/CSA

(acc. to UL 240 V) 250 Hp (acc. to UL 480 V) 500 Hp (acc. to UL 600 V) 500 Hp

Tightening Torque

50 â¦ 75 NÂ·m

Tightening Torque UL/CSA

Wire-Clamp 500 inÂ·lb Cable Lug 480 inÂ·lb

Object Classification Code

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

1SCA116920R1001