Description
The Voltmeter VMGI-3KW-SP is a high-efficiency 3kW single-phase on-grid PV inverter designed to convert direct current (DC) produced by solar panels into synchronized alternating current (AC) for direct consumption and grid feedback. As a pure grid-tied unit, it operates in tandem with the local electrical grid, supplying daylight solar power directly to connected loads.
This inverter is ideal for residential homeowners, small offices, commercial shops, and institutional rooftop projects across Bangladesh. With electricity tariffs steadily rising, the Voltmeter 3kW On-Grid Inverter provides an economical solution to lower operational energy costs while ensuring clean, reliable power generation.
Key Features
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High-efficiency 3kW single-phase power conversion for grid-tied solar arrays.
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Advanced Maximum Power Point Tracking (MPPT) algorithm for optimal energy harvesting across variable sunlight conditions.
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Real-time grid synchronization ensuring compliant voltage and frequency output.
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Intelligent LED diagnostic indicators and remote monitoring support for operational status.
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Compact, lightweight enclosure optimized for space-restricted wall-mount installations.
Technical Advantages
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High Efficiency: Modern solid-state switching circuitry maximizes energy yield and minimizes DC-to-AC power conversion losses.
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Durable Construction: Industrial-grade housing provides resistance against environmental dust, moisture, and elevated ambient working temperatures.
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Safety Protection: Multi-layer safety architecture includes anti-islanding, overcurrent, overvoltage, surge suppression, and short-circuit protection.
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Energy Saving: Offsets daytime grid consumption, maximizing solar return on investment (ROI).
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Easy Maintenance: Solid-state topology with passive/convective cooling ensures minimal maintenance requirements over its service lifetime.
Applications
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Residential: Duplexes, apartment units, and private residences seeking daytime electricity cost reduction.
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Commercial: Retail shops, small branch offices, and clinics operating heavy daytime electrical loads.
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Industrial & Factories: Small-scale workshops, control rooms, and auxiliary facility installations.
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Project Installation: Institutional, government, and commercial rooftop net-metering PV projects throughout Bangladesh.
Technical Specification Table
| Specification | Details |
| Model | VMGI-3KW-SP |
| Brand | Voltmeter |
| Rated Power | 3,000W (3kW) |
| Voltage | 220V / 230V AC Single Phase (L+N+PE) |
| Current | Not Available |
| Frequency | 50Hz / 60Hz Auto-Adaptive |
| Efficiency | High Efficiency (>97.0% Nominal) |
| Protection | Overvoltage, Overcurrent, Short Circuit, Anti-Islanding, Reverse Polarity |
| Dimension | Not Available |
| Weight | Not Available |
| Operating Temperature | Standard Industrial Range (-25°C to +60°C) |
| Warranty | Official Manufacturer Warranty Applicable. |
Features List
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✓ High efficiency single-phase power conversion
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✓ Advanced MPPT grid-synchronization technology
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✓ Integrated multi-layer electrical safety protections
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✓ Robust chassis designed for tropical climate endurance
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✓ Real-time system status and energy monitoring
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✓ Reduced routine maintenance requirements
Benefits For Customers
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Reduces Electricity Costs: Offsets daytime grid power usage, leading to direct savings on commercial and residential energy bills in Bangladesh.
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Improves Operational Reliability: High-quality power conversion protects connected equipment from grid distortion.
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Saves Maintenance Costs: Solid-state architecture reduces mechanical wear and operational downtime.
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Suitable for Bangladesh Environment: Built to withstand thermal expansion and high ambient humidity typical of local summers.
Installation & Maintenance Guide
Installation Requirements:
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Must be installed by a qualified solar installer or electrical engineer certified for grid-tied PV systems.
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Mount vertically on a flat, non-combustible surface in a shaded, well-ventilated location protected from direct driving rain.
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Verify proper AC grid voltage, neutral connection, and correct DC PV string polarity prior to system startup.
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Establish a dedicated equipment grounding connection to protect against shock hazards and voltage spikes.
Maintenance Tips:
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Periodically inspect external cooling fins and ventilation paths for accumulated dust or debris; clean using a dry, soft brush.
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Conduct annual checkups of cable connections to confirm terminal screws remain tight and free from oxidation.
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Check diagnostic status LEDs or monitoring app alerts regularly to verify consistent operation.
Safety Instructions:
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Do not attempt to open or disassemble the inverter while AC grid power or DC solar arrays are energized. High internal voltages remain dangerous.
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Ensure both the external AC circuit breaker and DC isolator switch are switched OFF before performing maintenance.
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Never bypass internal protective devices or operate the unit with damaged cables.
FAQ Section
Q: What is the price of Voltmeter 3kW On-Grid PV Inverter in Bangladesh?
A: Pricing varies depending on current market supply and import duties. Please visit Loopshop.com.bd or contact customer service for up-to-date pricing.
Q: Where can I buy Voltmeter 3kW On-Grid PV Inverter in Bangladesh?
A: You can order the genuine Voltmeter 3kW On-Grid Inverter online at Loopshop.com.bd with island-wide and nationwide delivery across Bangladesh.
Q: What warranty does this product have?
A: This inverter includes a standard manufacturer warranty supported by Loopshop. Specific terms are detailed on your purchase invoice.
Q: Is this suitable for Bangladesh climate?
A: Yes, it is designed with high thermal tolerance and sealed protective housing to operate reliably in hot, humid tropical conditions.
Q: How to install this product?
A: Installation should be performed by a certified electrical engineer or solar specialist. Loopshop offers installation advice and coordination services upon request.
Q: Can this inverter work during a grid blackout?
A: No, as an on-grid inverter, it automatically shuts down during grid utility blackouts (anti-islanding) to protect utility maintenance workers.
Q: Does the Voltmeter 3kW inverter support battery storage?
A: No, this is a pure grid-tied string inverter intended for direct grid feedback and load sharing without battery integration.
Q: Is a 3kW inverter suitable for home rooftop solar systems?
A: Yes, a 3kW system is ideal for average single-family homes, small duplexes, or small offices to cover base daytime power loads.
Q: Can I use this inverter with Net Metering in Bangladesh?
A: Yes, on-grid inverters can feed excess solar power back into the utility grid under approved net-metering schemes from local power distributors.
Q: How do I know if my solar panels are compatible with this inverter?
A: Check your solar panel array’s total open-circuit voltage (Voc) and power output to ensure they fall within the 3kW inverter’s MPPT voltage and wattage ratings.

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