P.F. Compensator- Automatic P.F. Correction Series - 12.5 KVAR to 100 KVAR

Features :

• Incomer TP MCCB 35kA
  
  
• Micro processor based Neptune Phasetrac range of 3 phase P.F. Controller
  
  
• Inbuilt 3 phase Analyzer
  
  
• Compact wall mounting series with zinc passivated side clamps
  
  
• Front louvers with Axial Flow Fan & Thermostat
  
  
• Heavy Duty specially designed Neptune Capacitor Duty Contactors with high thermal current withstand capacity.
  
  
• MCBs for control circuit protection
  
  
• HRC Fuse or MCB (Series-D) for backup protection of capacitor banks.
  
  
• High electrolytic grade Aluminium Busbar installed on SMC TP supports.
  
  
• Discharge resistors (MOR)
  
  
• Standard 1 Year warranty with NSL-10 Capacitor or 3 Year warranty with Long Life LL-10 Mono16 Capacitors.
  
  
• Powder Coated- RAL 7035, Structure Finish

Controller

Control Module with Data Logger

• Measurement of A, V, PF, Cosφ, W, VAR, VA (ΣW, ΣVA, Σvar etc.)
  
  
• Sense 1% of load current.
  
  
• Auto/Manual mode selection with indicator light.
  
  
• Automatic calculation of C/k value.
  
  
• Program entry for targeted Cosφ value.
  
  
• Number of capacitor steps are user definable.
  
  
• The consequent switching time between capacitor steps is adjustable from 2 to 50 seconds.
  
  
• C+/NORMAL/C- condition lights indicate actual system state.
  
  
• Over Voltage, Insufficient Compensation, Over Compensation state, alarm indicator lights with output contact.
  
  
• Adjustable programmable Over Voltage protection for capacitor banks.
  
  
• Micro Controller based digital design complying with international standards.
  
  
• Flush mounting with rear panel connectors.
  
  
• Designed to use with Current Transformer (.../5A).
  
  

Electrical & General Characteristics:

• Power range: 12.5 - 100 KVAR (440V)
  
  

• Mains voltage (working voltage): standard 440V (other voltage on request)
  
  

• Rated frequency :50 Hz
  
  

• Altitude: ≤2000 m a.s.l.
  
  

• Relative humidity: 90% max. at 35ºC
  
  

• Duty :continuous
  
  

• Temperature class:-25+ 55ºC
  
  

• Power supply line: Three-phase + ground + neutral (for 440V mains version only)
  
  

• Relay current input signal: from CT on line.../5A
  
  

• Relay voltage input signal: picked up internally.
  

Installation

• Indoors, wall-mounted, in ventilated, non-dusty environment, away from direct sunlight.
  
  
• Cable inlet from top
  

Disconnecting Switch

• TP MCCB - 35 kA breaking capacity.

Mechanical Structure

• The basic structure is made of white CRCA steel sheet with mounting plate Zinc galvanized.
  
  

• The outer steel structural work is painted with cleaning treatment, degreasing, phosphating 70mm thickness paint with epoxy powder colour RAL7035.
  
  

• Louvers on front door with Axial Flow Fan.
  
  

• Capacitor mounted on side openable section from outside - offering easy replacement.

Wiring & Busbar

• HR Copper wires are used for all the wiring connecting to Electrolytic grade Cu./Al. Busbar section.

Fuses / MCBs for Backup protection

• HRC Fuse Link with base
  
  

• The fuses are of 80kA breaking capacity.
  
  

• Series-D TP MCBs for backup protection (optional)

Contactors

• Equipped with Heavy Duty Capacitor Duty Contactor with early make contacts.
  
  

• Coil voltage 230V, 50-60Hz.
  
  

Capacitors

• Series NSL-10 Floppy Cap single-ph. elements wired in a delta connection rated 450V.
  

• Optionally Long Life LL-10 Mono16 Series Capacitors, rated 450V.
  
  

Protection Devices

• Each capacitor bank is equipped with discharge devices capable of reducing the residual voltage to below 10% of the rated capacitor voltage in about 30 seconds.
  

Screening Inspection 100%

• Visual and dimensional inspection.
  
  

• Check on mechanical efficiency.
  
  

• Insulation test, 2.5kV for 1 min., between phases and ground.
  
  

• Check on electrical efficiency at 440V, with verification of the total capacitance of the capacitors installed in the system.
  
  

Dimension