QDTB® Transformer

LFI-1KVA

Low Frequency Power Inverters Series • 1kVA • DC 12/24/48V → 220VAC 50Hz pure sine

LFI-1KVA is a 1 kVA, DC 12/24/48V → 220VAC 50Hz pure sine inverter (dc-ac) manufactured by Shandong Yaqing Electric Power Technology Co., Ltd. (QDTB) in Qingdao, China, approximate weight 18 kg. Available on FOB Qingdao terms; datasheet, routine test report and GA drawing issued with each unit.

Technical Specifications

LFI-1KVA technical specifications
ModelLFI-1KVA
Rated Capacity1kVA
Input VoltageDC 12/24/48V
Output Voltage220VAC 50Hz pure sine
Frequency50/60 Hz
CoolingONAN
Temperature Rise65 K
Efficiency>85%
Weight18 kg
Dimensions (L x W x H)440 x 305 x 185 mm

Product Image & Parameters

Low Frequency Power Inverters - QDTB

Images are for illustration purposes only

LFI-1KVA

Low Frequency Power Inverters Series

Capacity
1kVA
Input voltage
DC 12/24/48V
Output voltage
220VAC 50Hz pure sine
Frequency
50/60Hz
Cooling method
ONAN
Efficiency
>85%
Allowed temperature rise
65K
Dimensions
440 × 305 × 185 mm
Weight
18kg
Pure Sine WaveHigh EfficiencyMulti-Protection

Product Drawing

Electrical Equipment - LFI-1KVA

APPEARANCE — CABINET
POWERDC → AC INVERTERDC INAC OUTLFI-1KVA
SCHEMATIC — DC→AC H-BRIDGE
INVERTER — DC → ACDC IN+−IGBT H-BRIDGEFILTERAC OUTLFI-1KVA
OUTPUT WAVEFORM — SINE vs MODIFIED
OUTPUT WAVEFORM COMPARISONpure sinemodifiedVtimeLFI-1KVA
SYSTEM TOPOLOGY — PV/DC TO AC
STRING INVERTER — SYSTEM TOPOLOGYPV / DCMPPTDC/DCDC/ACAC OUT (grid / load)MPPT boost → DC link → H-bridgeLFI-1KVA

SPECIFICATIONS

1. Model (Product code):LFI-1KVA
2. Series:Low Frequency Power Inverters
3. Rated Capacity:1 kW
4. Input voltage:DC 12/24/48V
5. Output voltage:220VAC 50Hz pure sine
6. Waveform:Pure sine wave
7. Efficiency:>85%
8. Protection:Over-load, short-circuit, over-temperature, low-voltage
9. Weight:18

Note: This is a general product illustration. For detailed technical drawings and specifications, please contact our engineering team.

Product Description

LFI-1KVA Low Frequency Power Inverters Low-frequency Power Inverter, rated 1kVA, input DC 12/24/48V, output 220VAC 50Hz pure sine, eff >85%, freq 50/60, weight 18kg, ISO certified China manufacturer

Related Keywords

LFI-1KVALowlow-frequency power inverter1kVA

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LFI-1KVA - Frequently Asked Questions

QWhat are the main applications of LFI-1KVA?

LFI-1KVA (Low Frequency Power Inverters series, Inverters (DC-AC)) is widely used in solar power systems, marine vessels, remote areas and backup power supplies. Can be flexibly configured according to actual project requirements.

QWhat are the main technical specifications of LFI-1KVA?

Key specifications: Capacity: 1kVA, Input DC 12/24/48V, Output 220VAC 50Hz pure sine, Frequency 50/60 Hz, Cooling ONAN.

QHow to get a quote and technical documentation?

Contact via the "Send Inquiry" button below, or contact sales at Alice@qdtb-transformer.com / +86 13698683193. We provide detailed quotations and technical documentation instantly.

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