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ABBIsolating switch
Product Model

OT63ML4

Manufacturer

ABB

Category

Isolating switch

Product ID

83088

In Stock
Last updated: 2025/4/22
View Specifications
ABB OT63ML4

Selling Points

  • 1Designed for disconnection of power lines according to IEC EN 60947-3, ensuring safe maintenance of downstream devices.
  • 2Quick and safe opening mechanism for high performance in both AC and DC.
  • 3Rated operating current AC-22A (Ie) and AC-23A (Pe) for versatile applications.
  • 4Equipped with a safety lock system to prevent accidental switching on.
  • 5Compact design with standard mounting type, suitable for base mounting and easy installation.
Product Details
OT63ML4
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Degree of Protection
Front IP20
Environmental Information
1SCC301263D0201
Pollution Degree
3
Product Net Width
70 mm
Product Net Height
91.5 mm
Product Net Depth / Length
73 mm
Product Net Weight
0.31 kg
Cable Cross-Section
Cu 1.5 ... 35 mm²
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 80 A
Conventional Thermal Current (Ithe)
Fully Enclosed 80 A
Degree of Protection
Front IP20
Distance Between Phases
Standard
Fourth Pole Position
Right Side
Fourth Pole Type
Switched - Simultaneous Function
Handle Type
Handle and shaft not included
Lock Type
No
Mechanical Durability
20000
Mounting Type
Base mounting
Number of Poles
4P
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 2.8 W
Rated Conditional Short-Circuit Current (Inc)
(100 A fuse, ≤415 V) 50 kA (100 A fuse, 500 V) 100 kA (80 A fuse, 690 V) 50 kA
Rated Impulse Withstand Voltage (Uimp)
8 kV
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 750 V
Rated Operational Current AC-21A (Ie)
(380 ... 415 V) 80 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 80 A (500 V) 80 A (690 V) 80 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 75 A (500 V) 58 A (690 V) 20 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 11 kW (400 ... 415 V) 22 kW (500 V) 22 kW (690 V) 15 kW
Rated Operational Voltage
Main Circuit 750 V
Rated Short-Circuit Making Capacity (Icm)
(690 V) 2.1 kA
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 1 kA
Special Functions
No
Standards
IEC 60947-3
Switches Operating Mechanism
Mechanism on Top of the Switch
Terminal Type
Screw Terminals
Tightening Torque
acc. IEC 60947-1 2 N·m
Tightening Torque
acc. IEC 60947-1 2 N·m
Object Classification Code
Q
ETIM 8
EC000216 - Switch disconnector
ETIM 9
EC000216 - Switch disconnector (low voltage)
UNSPSC
39122233
eClass
V11.1 : 27371403
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
E-Number (Sweden)
3171080
Manufacturer ID
1SCA022530R6400

Specifications may be subject to change without notice