Technical Specifications
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Type AR relays with up to 8 contacts, IEC 61850 compliant
Configurable contact, flag, and reset arrangements
AR – 1 & 2: Up to 8 self-reset contacts, normally open or closed
AR – 3: Electrical and hand set contacts with reset mechanism
AR – 4: Hand and self-reset contacts, max 2 hand reset, 4 self-reset
AR – 6: Electrical reset contacts with optional self-reset flag
Recommended normally open (cut-off) contact in reset circuits
Complete protection for distribution and industrial applications
Compact and cost-effective overcurrent protection
High-performance protection functions
Full data security and lifecycle transparency
User-friendly design and software
High-quality engineering process with greater reliability
Advanced cybersecurity and safety
IEC 61850 Edition 1 & 2 compliant
Universal protection & control device (SIPROTEC 5 system)
Suitable for feeders and lines
Applications include short-circuit detection, ground-fault detection, backup protection for transformers/generators/lines, capacitor bank protection, PMU, load shedding, automation
Supports multiple DIGSI application templates
Functions include: directional/non-directional overcurrent, inrush detection, arc protection, frequency protection, QU protection, CB failure protection, voltage supervision, harmonic detection, pulse ground-fault method, power protection, logic editor, and more
Expands digital/analog I/O for Relion® relays and COM600
IEC 61850 & Modbus TCP communication
Reduces substation wiring and enables distributed I/O
Fault Passage Indication (FPI) with directional detection
Supports ABB sensor-based current/voltage measurement
MFA-based sensitive earth-fault detection
Web-browser-based HMI (WebHMI)
Real-time communication with protection relays
Wide range of I/O options
Meets IEC 61850 Type 1A, Class P1 performance
Thermal Overload Protection (49)
Instantaneous Overcurrent (50)
Instantaneous Derived Earth Fault (50N)
Instantaneous Measured Earth Fault (50G)
Time-Delayed Overcurrent (51)
Time-Delayed Derived Earth Fault (51N)
Time-Delayed Measured Earth Fault (51G)
Line Check / Switch-On-to-Fault (SOTF)
Inrush Restraint
Self or Dual Powered Operation
Compact 4xI Input Design
Supported by Siemens-authorized local service
Available in Mumbai with fast delivery
Technical Specification
Engine Brand: Perkins
Engine Model: 2806A-E18TTAG5
Country of Origin: UK
Prime Power: 847 hp
Standby Power: 957 hp
Total Displacement: 22.9 L
No. of Cylinders: 6 (in-line)
Aspiration: Turbocharged AAC
Cooling System: Water-cooled
Governor Type: Electronic
Fuel Consumption (50%): 198 L/h
Fuel Consumption (75%): 194 L/h
Fuel Consumption (100%): 202 L/h
Speed: 1500 rpm
Bore x Stroke: 145 x 183 mm
Compression Ratio: 14.5:1
Injection: Direct
Electrical System: 24 V DC
Lub-Oil Capacity: 68 L
Fuel Tank Capacity: 1100 L
Engine Coolant Capacity: 110 L
Max Exhaust Temp: 430 °C
Max Exhaust Gas Flow: 180 m³/h
Cooling Air Flow: 1200 m³/min
Dry Weight: 2524 kg
Technical Specifications – Alternator:
Alternator Brand: Stamford
Model: HCI634G
Country of Origin: UK
Prime Power: 770 kVA
Standby Power: 850 kVA
Frequency: 50 Hz
Insulation Class: H
Protection: IP23
Overload Capacity: 110%
Power Factor: 0.8
No. of Poles: 4
No. of Bearings: Single
Output Voltage: 400/230 V
Speed: 2250 rpm
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