Trinity Power Factor Controllers (APFC relays) are intelligent, RMS-based devices that manage reactive power by switching capacitor banks in real time. With programmable PF targets, site-configurable inputs, accurate VAR-based control, and robust performance, they offer reliable, cost-effective PF correction for industrial, commercial, and renewable energy systems. Trinity Energy+1

Description

The Trinity Power Factor Controller, also called an APFC relay, is a smart device that monitors your electrical system’s power factor and automatically switches capacitor banks accordingly. Equipped with true RMS measurements and microcontroller-based logic, it maintains efficient power usage by dynamically adjusting reactive power and minimizing utility penalties. Variants like APFCR, Newton+, and AccuVar offer a spectrum of features from economy models to advanced, fast-switching units. Trinity Energy+1

Key Specifications

PFC1729 Model

  • Display Panel: 144 × 144 mm, panel-cutout 138 × 138 mm

  • Power Supply: 80–500 VAC, 50–60 Hz

  • Voltage Input: 50–300 V L-N or 50–500 V L-L

  • Current Input: 1A or 5A CT (site-selectable), reading 5–9995 A

  • Switching Output: Relay, up to 230 VAC & 1000 W

  • Accuracy: PF & readings ±1.0%, excellent mechanical/electrical life

  • Operating Temp: 10–50 °C, Depth: 55 mm, Weight: ~0.56 kg Trinity Energy

APFCR / Newton+ Series

  • Phase Measurement: Single-phase (3P4W system), voltage up to 300 V L-N

  • Current Input: 1A or 5A CT, reading range 0–5000 A

  • Supply Power: SMPS type, 80–480 VAC

  • Switching: Relay output up to 250 VAC & 1000 W

  • Display: LED/LCD indicating PF, VAR, stages (APFCR: 144 × 144 mm, others: 96 × 96 mm)

  • Accuracy: Voltage ±0.5%, Current ±0.25%, PF ±1.0%

  • Min Operating Currents: VAR mode: 1 % of CT primary; PF mode: Newton+ requires 2.5%, others 6% Trinity Energychintancorpn.com

Features

  • True RMS Measurement ensures accurate readings under loads and distortion

  • Programmable PF range: 0.800 to 1.000 (Lag/Lead)

  • Configurable Time Delays: Normal (40–300 s) or Fast (1–10 s) switching

  • Manual / Auto modes, LED stage indication, alarm/trip for voltage or PF anomalies

  • Site-selectable Input Types: Phase-to-phase or phase-to-neutral, with or without capacitor CT Trinity Energy+1

Applications

  • Industrial settings with heavy inductive loads: motors, compressors, welders

  • Commercial buildings (malls, hospitals, offices) to avoid PF penalties

  • Renewable energy systems and power distribution panels

  • Motor Control Centers and substations for smart reactive power management

Advantages

  • Maintains PF close to unity, improving energy efficiency and reducing penalties

  • Enhances voltage stability and extends the life of equipment

  • Flexible configuration (VAR-based control, adjustable thresholds)

  • Broad compatibility with various installation setups

Disadvantages

  • Requires expert commissioning and occasional maintenance

  • Capacitor banks may need periodic inspections or replacements

  • PF accuracy may be affected by harmonic distortions if not addressed

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