Differential protection for 3- and 4-winding transformers
Up to 7 measuring points supported (expandable)
Supports 12 current transformers and 4 voltage transformers
Flexible I/O structure with up to 23 binary inputs and 34 binary outputs
High-speed protection with fast fault detection
Application templates available in DIGSI 5
Modular design for system scalability
Circuit-breaker failure protection
Inputs for low-power CTs and VTs according to IEC 61869-6
Removable terminal blocks
Programmable binary input thresholds (3 stages)
9 programmable function keys
6-line display
Exchangeable buffer battery (front)
USB front port
2 additional communication ports
Integrated switch for optical Ethernet rings (cost-effective and redundant)
Ethernet redundancy protocols (RSTP, PRP, HSR)
IEC 61850 GOOSE for relay-to-relay communication via Ethernet
Millisecond-accurate time synchronization through SNTP
Programmable logic with CFC (user-defined PLC logic)
Energy metering values (Wp, Wg)
Trip circuit supervision and fuse failure monitor
Circuit breaker wear monitoring
8 oscillographic fault records
Suitable for use in networks with grounded, low-resistance, isolated, or compensated neutral points.
Engine Specifications
Engine Brand: Cummins
Engine Model: VTA28G6
Engine Origin: USA
Manufacturing Countries: USA
Engine Power: 660 kW / 884 hp
Engine Capacity: 28 L
Cylinders: 12
Cylinder Arrangement: Inline
Aspiration: Turbocharged
Cooling System: Water-cooled
Governor Type: Electronic
Engine Speed: 1500 rpm
Bore × Stroke: 142×150 mm
Injection System: Direct
Electrical System: 24 V.DC
Oil Tank Capacity: 83 L
Cooling System Capacity: 182 L
Dry Weight: 2900 kg
Alternator Specifications
Brand: Stamford
Model: S4L1D-H
Country of Manufacture: UK
Frequency: 50 Hz
Insulation Class: H
Protection System: IP23
Overload: 110%
Power Factor: 0.8
Poles: 4
Bearings: 1
Output Voltage: 230/400 V
Rated Speed: 2250 rpm
