HT Instruments Solar 300N

The HT Instruments Solar 300N is a high-performance power quality analyzer specifically designed for monitoring, measuring, and analyzing electrical power in both conventional and solar energy systems. Ideal for utilities, industrial facilities, and renewable energy installations, it provides precise insights into voltage, current, harmonics, power factor, flicker, and other key power quality parameters.

Equipped with advanced multi-channel measurement capabilities, the Solar 300N can capture fast transients, detect abnormal events, and monitor system stability in real time. Its intuitive interface and high-resolution display simplify setup and operation, while onboard data logging and optional PC software allow detailed analysis, long-term trend monitoring, and report generation.

The Solar 300N is compatible with single-phase, three-phase, and complex network configurations, making it highly versatile for monitoring both grid-connected and off-grid solar installations. Its rugged, portable design ensures reliable field operation, while high-speed sampling guarantees accurate compliance verification with international power quality standards.

With the HT Instruments Solar 300N, engineers and technicians can efficiently monitor, analyze, and improve power quality, prevent equipment stress, and ensure optimal performance of both electrical and solar power systems.

Key Features

High-Precision Measurement – Accurately measures voltage, current, harmonics, power factor, flicker, and other power quality parameters.
Multi-Channel Capability – Supports simultaneous measurement of multiple phases and circuits, including single-phase and three-phase networks.
Fast Sampling & Event Capture – Detects transient events, voltage sags/swells, and inrush currents for detailed analysis.
Solar System Monitoring – Optimized for solar energy installations, including grid-connected and off-grid systems.
Data Logging & Analysis – Stores measurement data for long-term monitoring, trend analysis, and reporting.
Intuitive Interface – High-resolution color display with user-friendly menus for easy setup and operation.
Portable & Rugged Design – Compact, durable, and suitable for field and industrial environments.
Software Integration – Optional PC software for advanced data analysis, reporting, and compliance verification.
Standards Compliance – Meets international power quality measurement standards for reliable verification.
Alarm & Event Functionality – Configurable alarms for deviations in voltage, current, harmonics, and flicker.

Specifications

Measurement Functions & Capabilities

Measures DC/AC TRMS voltage and current for single‑phase and three‑phase systems.
DC/AC power and AC energy measurement for both single and three‑phase connections.
Power factor (cos φ) measurement for DC and AC circuits.
Solar irradiation measurement in W/m² (with SOLAR‑01 or SOLAR‑02 accessory).
Environmental and module temperature measurement with PT1000 probe.
Voltage & current harmonics recording up to the 49th order.
Detection and logging of voltage anomalies (dips, peaks).
Flicker analysis in compliance with EN50160.
Recording of inrush currents (10 ms resolution) and voltage transients (5 μs resolution).
Full power quality analysis (EN50160 standard).

Display & Interface

Graphic TFT display with backlight; ¼ VGA resolution (320×240 pixels).
Touchscreen interface with intuitive navigation.
USB port for PC communication and data export.

Power Supply & Memory

Internal rechargeable Li‑ION battery with > 6 hours runtime.
External AC/DC adapter supported (100‑240 V 50/60 Hz).
Internal memory: ~15 MB.
External storage: USB memory stick or Compact Flash card.

Physical & Environmental

Dimensions: approx. 235 × 165 × 75 mm.
Weight: ~1.0 kg (with batteries).
IP protection: IP50.
Operating temperature: 0 °C to 40 °C; Storage: –10 °C to 60 °C.

Standards & Safety

Power quality measurement compliance: IEC/EN50160, IEC/EN61000‑4‑30 Class B.
Flicker per IEC/EN61000‑4‑15; unbalance per IEC/EN61000‑4‑7.
Safety & measurement accessory standards IEC/EN61010‑1, IEC/EN61010‑031, IEC/EN61010‑2‑032.
Overvoltage category: CAT IV 600 V to ground (max 1000 V between inputs).

Solar 300N

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