OT1250ELAA3AZ

Product ID:70900
Updated: 2026/4/3
ABB OT1250ELAA3AZ

Key Features

  • 1Handle heavy-duty loads with a 1250 A amperage rating. 2、Ensure reliable operation using IP65 protection in harsh environments. 3、Simplify installation and maintenance via a front-operated design with lug terminals. 4、Achieve versatile mounting with a base mount design. 5、Meet safety and reliability standards by complying with IEC.
Product Details
OT1250ELAA3AZ
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Degree of Protection
acc. to IEC 60529 IP65
Product Net Width
800 mm
Product Net Height
1200 mm
Product Net Depth / Length
330 mm
Product Net Weight
59 kg
Cable Entry Position
Up/Down
Cable Outlets Per Side
Open / Open
Connecting Capacity Main Circuit
Hole Diameter 12 mm Screw Clamp / PE Terminal 10pcs, 25…120 mm²
Conventional Thermal Current (Ithe)
Fully Enclosed 1250 A
Degree of Protection
acc. to IEC 60529 IP65
Enclosure Material
Steel sheet
Handle Color
Red / Yellow
Handle Type
Pistol handle
Maximum Mounted Auxiliary Contacts
2 NO, 2 NC
Mounted Auxiliary Contacts
2 NO, 1 NC
Number of Poles
3P
Rated Insulation Voltage (Ui)
acc. to IEC/EN 60664-1 1000 V
Rated Operational Current AC-22A (Ie)
(380 ... 415 V) 1250 A (500 V) 1250 A (690 V) 1250 A
Rated Operational Current AC-23A (Ie)
(380 ... 415 V) 1250 A (500 V) 1250 A (690 V) 1250 A
Rated Operational Power AC-23A (Pe)
(380 ... 415 V) 710 kW (500 V) 900 kW (690 V) 1200 kW
Rated Operational Voltage
Main Circuit 1000 V
Rated Short-Circuit Making Capacity (Icm)
(690 V AC) 110 kA
Rated Short-time Withstand Current Low Voltage (Icw)
for 1 s 50 kA
Standards
IEC 60947-1, -3
ETIM 8
EC000216 - Switch disconnector
WEEE Category
4. Large Equipment (Any External Dimension More Than 50 cm)
Manufacturer ID
1SCA102771R1001

Specifications may be subject to change without notice