OT16M4

Product ID:82860
Updated: 2026/4/4
ABB OT16M4

Key Features

  • 1Ensure reliable 4-pole 16A power distribution. 2、Integrate safety features in a compact design. 3、Deploy in mobile power distribution applications. 4、Meet IEC 60947 standards for safety. 5、Utilize comprehensive inbuilt safety features.
Product Details
OT16M4
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Degree of Protection
Front IP20
Environmental Information
1SCC301262D0201
Pollution Degree
3
Product Net Width
48 mm
Product Net Height
68 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 25 A
Conventional Thermal Current (Ithe)
Fully Enclosed 25 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 0.3 W
Rated Conditional Short-Circuit Current (Inc)
(40 A fuse, ≤415V) 50 kA (25 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) 16 A
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 16 A (500 V) 16 A (690 V) 16 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 16 A (500 V) 16 A (690 V) 10 A
Rated Operational Power AC-23A (Pe)
(220 ... 240 V) 3 kW (400 ... 415 V) 7.5 kW (500 V) 7.5 kW (690 V) 7.5 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 / UL 508 / CSA C22.2 No. 14
Switches Operating Mechanism
Mechanism on Top of the Switch
Terminal Type
Screw Terminals
Tightening Torque
acc. IEC 60947-1 0.8 N·m
Horsepower Rating UL/CSA
(110 ... 120 V AC) Single Phase 1 Hp (240 V AC) Single Phase 2 Hp (440 ... 480 V AC) Single Phase 5 Hp (550 ... 600 V AC) Single Phase 7.5 Hp (220 ... 240 V AC) Three Phase 5 Hp (440 ... 480 V AC) Three Phase 10 Hp (550 ... 600 V AC) Three Phase 10 Hp
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 (Sweden)
3171077
Manufacturer ID
1SCA022497R0730

Specifications may be subject to change without notice