SKJAL
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SKJAL

Industrial Energy Monitoring System: Real-Time 3-Phase Power Intelligence.

Developed by SK Jalrakshak Innovations Private Limited in Visakhapatnam, our industrial energy monitoring system provides continuous, sub-second visibility into factory power distribution networks across India. Utilizing DIN-rail edge gateways and non-intrusive split-core CTs, the platform measures 3-phase True-RMS voltage, current, power factor, and Total Harmonic Distortion (THD)—helping plant engineers eliminate contract demand penalties, identify motor inefficiencies, and optimize plant energy consumption.

Industrial 3-phase energy monitoring gateway and power distribution panel instrumentation

Precision diagnostics for critical power infrastructure.

Go beyond monthly electricity bills. Identify exact machine-level losses, lagging power factors, and unexpected phase imbalances in real time.

3-Phase Power Quality

Comprehensive electrical measurements across all three phases with true-RMS computation to detect transients, sags, swells, and phase unbalance.

  • Voltage Range50V – 500V L-N / 80V – 860V L-L
  • Current SizingSplit-Core CTs 50A to 5000A
  • Accuracy ClassClass 0.5S / Class 1.0 (IEC 62053)
  • Power Factor (PF)True PF & Displacement (cos φ)
  • Harmonics (THD)Up to 31st Harmonic Order

Edge Gateway & Protocols

Rugged industrial DIN-rail gateway bridging legacy energy meters, VFDs, and PLC systems directly to cloud endpoints over cellular or Ethernet.

  • Field BusDual RS-485 Modbus RTU / ASCII
  • Ethernet10/100 Mbps Modbus TCP & MQTT
  • Cellular Uplink4G LTE Cat-1 with Global Bands
  • EnclosureDIN-Rail Flame-Retardant ABS
  • Isolation2.5 kV RMS Optical Port Isolation

Facility Analytics & Cost AI

Automate sub-department cost allocation, calculate carbon footprint intensity, and receive proactive warnings before exceeding sanctioned demand limits.

  • Demand Tracking15-Minute Sliding Window kVA/kW
  • Penalty ProtectionInstant Alerts at 85% Sanctioned Load
  • Sub-MeteringCost Center & Machine Allocation
  • Export IntegrationsREST API, SCADA OPC-UA, CSV
  • Report SchedulingDaily / Monthly Automated PDF Summaries

Industrial power telemetry flow.

Non-intrusive installation with split-core current transformers allows retrofit without shutting down active factory production lines.

STEP 01

Panel Retrofit

Split-core CTs and voltage taps clamp onto existing main switchboards (PCC/MCC) with zero plant downtime.

STEP 02

Gateway Aggregation

The SKJAL DIN-rail gateway polls meters every second via Modbus, calculates True RMS, and compresses payload.

STEP 03

Encrypted Transmission

Data packets are streamed over 4G or plant Ethernet directly to cloud message brokers via TLS-authenticated MQTT.

STEP 04

Executive Dashboard

Energy managers access heatmaps, identify idle motor energy drain, and optimize tariff scheduling effortlessly.

Facility applications.

Deployable across manufacturing plants, commercial buildings, cold storage facilities, and enterprise infrastructure.

Manufacturing & Fabrication

Measure energy consumption per unit manufactured, detect motor bearing friction via current signatures, and manage peak loads.

Discuss facility audit

Data Centers & Server Rooms

Continuous Power Usage Effectiveness (PUE) tracking, UPS battery monitoring, and rack-level thermal-electrical balancing.

Discuss facility audit

Cold Storage & Food Processing

Compressor cycle optimization, thermal inertia preservation, and prevention of costly refrigeration phase faults.

Discuss facility audit

Commercial Real Estate & Malls

Automated tenant sub-billing, common area energy attribution, and centralized chiller plant efficiency optimization.

Discuss facility audit

Need custom gateway firmware or specialized industrial Modbus/CAN integrations? Explore our Custom PCB Design & Embedded Systems engineering services. For continuous effluent and water treatment telemetry, explore our IoT Water Quality Monitoring System.

Frequently Asked Questions

Technical answers regarding 3-phase measurements, harmonic distortion analysis, Modbus compatibility, and remote power monitoring.

1. What electrical parameters can the system measure?

The SKJAL system captures comprehensive 3-phase electrical parameters: Line-to-Neutral (50V–500V) and Line-to-Line (80V–860V) voltages, current per phase via split-core CTs (50A to 5000A), active power (kW), reactive power (kVAR), apparent power (kVA), true power factor (PF), displacement power factor (cos φ), frequency (45–65 Hz), and Total Harmonic Distortion (THD up to the 31st harmonic order).

2. Does the system support three-phase and single-phase monitoring?

Yes. The hardware supports 3-phase 4-wire (3P4W), 3-phase 3-wire (3P3W), and single-phase 2-wire installations across main incoming substation panels (PCC), motor control centers (MCC), distribution switchboards, and individual heavy loads such as compressors, chillers, and CNC machinery.

3. Can existing energy meters communicate through Modbus?

Yes. The SKJAL DIN-rail gateway features dual isolated RS-485 interfaces that connect directly to existing multi-function energy meters (MFMs), VFDs, and digital protection relays over Modbus RTU/ASCII. Up to 32 Modbus slave devices can be daisy-chained per gateway, eliminating the need to replace existing switchgear instrumentation.

4. Can energy data be monitored remotely and in real time?

Yes. The gateway transmits telemetry over 4G LTE Cat-1 cellular or 10/100 Ethernet using TLS 1.3 encrypted MQTT/HTTPS connections. Plant managers and electrical engineers access secure cloud dashboards showing live voltage profiles, sub-meter load distributions, 15-minute sliding demand windows, and automated threshold alerts.

5. Can the system generate historical reports and predictive alerts?

Yes. Automated sliding-window demand algorithms notify maintenance teams when facility load crosses 85% of sanctioned contract demand, preventing costly utility penalties. The platform generates scheduled daily, weekly, and monthly PDF/Excel compliance reports detailing specific energy consumption (SEC), power factor trends, and ISO 50001 audit histories.

Factory Sub-Metering & Energy Audits

Discuss your manufacturing plant’s power telemetry requirement.

Looking to eliminate power factor penalties, balance 3-phase plant loads, or integrate Modbus energy meters into a unified cloud dashboard? Connect directly with our engineers in Visakhapatnam for technical site audits and hardware quotations.