OT40ML3

Product ID:89728
Updated: 2026/4/3
ABB OT40ML3

Key Features

  • 1Support a fully enclosed thermal current of 40 A. 2、Ensure IP20 protection against solid objects. 3、Mount conveniently on standard DIN-rails. 4、Integrate easily into 45mm distribution board slots. 5、Meet RoHS and REACH environmental standards.
Product Details
OT40ML3
ABB

Technical Specifications

Detailed engineering parameters

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
0.09 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
Handle Type
Handle and shaft not included
Lock Type
No
Mechanical Durability
20000
Mounting Type
Base mounting
Number of Poles
3P
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)
3601205
Manufacturer ID
1SCA022752R5880

Specifications may be subject to change without notice