QDTB® Transformer

SLD-3KVA

SLD Series • 3000VA • 220V or 380V → 100V or 110V

Product Image & Parameters

SLD - QDTB

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SLD-3KVA

SLD Series

Capacity
3000VA
Input voltage
220V or 380V
Output voltage
100V or 110V
Frequency
50-60HZHz
Efficiency
≥93%
Dimensions
440x300x320
Weight
130kg
Control TypeLow NoiseISO 9001

TECHNICAL DRAWING

Model: SLD-3KVA | Type: Oil-immersed transformer | Capacity: 3000 kVA

FRONT ELEVATION

Oil level1U1V2U2NTAPN.P.330mm390mm

ELECTRICAL SCHEMATIC

HV WINDING (Delta)1U1V1WLV WINDING (Star)2U2V2W2NDyn11

EFFICIENCY vs LOAD

90%95%98%99%0%25%50%75%100%≈99%load %efficiency %

SIDE VIEW

Oil level210mm

TOP VIEW

1U1V2U2N210mm

TERMINAL BLOCK

HV TERMINAL BLOCK1U1V1W1NLV TERMINAL BLOCK2U2V2W2N2PETerminal block configurationTin-plated copper busbar

CORE & WINDING

OIL / TANKHV winding/bushingINSULATIONLV winding/bushingIron coreconcentric cross-section

Technical specifications

1. Model:SLD-3KVA
2. Type:Oil-immersed transformer
3. Capacity:3000 kVA
4. Frequency:50 Hz
5. HV voltage:10 kV
6. LV voltage:0.4 kV
7. HV current:-
8. LV current:-
9. Vector group:Dyn11
10. Impedance:-
11. Insulation level:A
12. Temperature rise:65K
13. No-load loss:-
14. Load loss:-
15. No-load current:-
16. Cooling method:ONAN
17. Tap changer:±2×2.5%
18. Standard:GB1094
19. Dimensions:440x300x320
20. Weight:130kg
LEGEND:
Iron core
HV winding/bushing
LV winding/bushing
Dimension line

Product Description

SLD-3KVA SLD Series Single Phase Transformer, rated 3.0kVA, input 220V or 380V, output 100V or 110V, size 440x300x320mm

Related Keywords

SLD-3KVA sld single phase transformer3.0kVA single phase transformer220V or 380V to 100V or 110VSLD series industrial equipmenthigh quality reliable factory direct supply

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SLD-3KVA - Frequently Asked Questions

QWhat are the main applications of SLD-3KVA?

SLD-3KVA (SLD series, Single Phase Transformers) is widely used in industrial power distribution, commercial buildings and utility power systems. Can be flexibly configured according to actual project requirements.

QWhat are the main technical specifications of SLD-3KVA?

Key specifications: Capacity: 3000VA, Input 220V or 380V, Output 100V or 110V, Frequency 50-60HZ Hz.

QCan SLD-3KVA be custom ordered?

Yes. QDTB® provides comprehensive OEM/ODM customization services. Parameters such as capacity, voltage ratio, cooling method, connection group and protection class can all be adjusted. Over 25 years of manufacturing experience ensures consistent quality.

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.

Related Products in SLD Series

SLD-0.5KVA
Rated Capacity: 500VA
Voltage: 220V or 380V → 100V or 110V
SLD-1KVA
Rated Capacity: 1000VA
Voltage: 220V or 380V → 100V or 110V
SLD-1.5KVA
Rated Capacity: 1500VA
Voltage: 220V or 380V → 100V or 110V
SLD-2KVA
Rated Capacity: 2000VA
Voltage: 220V or 380V → 100V or 110V
SLD-5KVA
Rated Capacity: 5000VA
Voltage: 220V or 380V → 100V or 110V
SLD-6KVA
Rated Capacity: 6000VA
Voltage: 220V or 380V → 100V or 110V

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