Technical Specifications
Applications: Generator switching, high current switching, frequent operations, railway applications
Voltage levels: Medium-voltage distribution up to 24 kV
Breaking capacities:
3AE2: 31.5 kA
3AH37/38: 50 kA, 63 kA, 72 kA
3AK7: 40 kA, 50 kA
3AH3: 63 kA
Rated currents: 4,000 A, 5,000 A, 6,300 A, 8,000 A
Operating cycles: 30,000 ops, 60,000 ops, 120,000 ops
Frequency: 16.7 Hz, 25 Hz
Poles: One pole, Two poles
Benefits: Maintenance-free, high reliability, flexible design, German-made sustainable vacuum technology
Power supply: 24–48 V DC
Measuring inputs: 3 phase CT, 1 standard neutral CT, 1 sensitive neutral CT, 4 VT
Digital I/O: 40 digital inputs, 16 digital outputs
Communication protocols: IEC 61850 Ed.1/2, Modbus TCP, DNP3 TCP, EtherNet/IP
Cybersecurity: IEC 62443-4-2 SL1 compliant
Logic engine: Advanced logic per IEC 61131 & IEC 61449
Mounting: Withdrawable, flush or rack mounting
Protection degree: IP54 (with frame)
Operating temperature: -40 to +70 °C
Weight: approx. 3.5 kg
Power range: 3–36 MW, up to 13.8 kV
Arc-fault-resistant design for highest safety
High reliability with low component count
Multilevel topology enabling compatibility with standard motors
Fuseless design
Constant network power factor across full speed range
Direct Torque Control (DTC) technology
Ideal for compressors, pumps, fans
Optimized for chemical, oil & gas, and power generation industries
4 frame sizes, compact high-performance design
Triple certification: IEC / UL / CCC
Class 1 energy measurement (IEC 61557-12)
Advanced grid functions: Load Shedding, Power Controller, ATS, Interface Protection, Adaptive Protection, Synchrocheck
Connectivity: 8 communication protocols + ABB Ability™ cloud platform
Built-in Bluetooth Low Energy for remote access
Plug-and-play accessories, easy commissioning
Upgradable through ABB Ability Marketplace™
EcoSolutions™ certified (ISO 14025 EPD)
Engine Brand: Perkins
Engine Model: 4012-46TAG3A
Country of Origin: UK
Power (HP): 1931 hp / Max Power: 2123 hp
Displacement: 45.84 L
Cylinders: 12, V-type
Aspiration: Turbocharged
Cooling System: Water-cooled
Governor Type: Electronic
Fuel Consumption: 50%: 187 L/h, 75%: 275 L/h, 100%: 370 L/h
Bore x Stroke: 160 x 190 mm
Compression Ratio: 13:1
Injection Type: Direct
Electrical System: 24 V.DC
Lub-Oil Capacity: 177 L
Fuel Tank Capacity: 2500 L
Engine Coolant Capacity: 210 L
Dry Weight: 4400 kg
Alternator Brand: Stamford
Alternator Model: PI734E
Prime Power: 1900 kVA
Standby Power: 2035 kVA
Frequency: 50 Hz
Insulation Class: H
Protection: IP23
Efficiency: 96.1%
Power Factor: 0.8
Poles: 4
Output Voltage: 400/230 V
RPM: 2250
