INDCTL Logo
ABBIsolating switch
Product Model

OT40ML4

Manufacturer

ABB

Category

Isolating switch

Product ID

88917

In Stock
Last updated: 2025/4/26
View Specifications
ABB OT40ML4

Selling Points

  • 1High Current Rating: Handles up to 250 A permanent current.
  • 2Durable Design: IP20 protection ensures reliable operation in harsh environments.
  • 3Versatile Mounting: Suitable for floor mounting and DIN-rail mounting.
  • 4Efficient Operation: Max. rated operation voltage of 690 V AC.
  • 5Easy Control: Short thumb-grip control element for smooth operation.
Product Details
OT40ML4
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Degree of Protection
Front IP20
Environmental Information
1SCC301262D0201
Pollution Degree
3
Product Net Width
68 mm
Product Net Height
48 mm
Product Net Depth / Length
73 mm
Product Net Weight
0.125 kg
Cable Cross-Section
Cu 0.75 ... 10 mm²
Conventional Free-air Thermal Current (Ith)
Θ = 40 °C 40 A
Conventional Thermal Current (Ithe)
Fully Enclosed 40 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 1.6 W
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) 40 A (500 V) 40 A (690 V) 40 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 40 A (500 V) 40 A (690 V) 40 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 23 A (500 V) 23 A (690 V) 12 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 5.5 kW (400 ... 415 V) 11 kW (500 V) 11 kW (690 V) 11 kW
Rated Operational Voltage
Main Circuit 750 V
Rated Short-Circuit Making Capacity (Icm)
(690 V) 0.71 kA
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 0.5 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 0.8 N·m
Tightening Torque
acc. IEC 60947-1 0.8 N·m
Object Classification Code
Q
ETIM 8
EC000216 - Switch disconnector
ETIM 9
EC000216 - Switch disconnector (low voltage)
eClass
V11.1 : 27371403
WEEE Category
5. Small Equipment (No External Dimension More Than 50 cm)
E-Number (Finland)
3601204
Manufacturer ID
1SCA022760R8660

Specifications may be subject to change without notice