QDTB® Transformer

SG-50KVA

SG Series • 50VA • ≤1000V → Custom

Product Image & Parameters

SG - QDTB

Images are for illustration purposes only

SG-50KVA

SG Series

Capacity
50VA
Input voltage
≤1000V
Output voltage
Custom
Frequency
50/60Hz
Weight
300kg
Dry TypeFire SafeHigh Efficiency

TECHNICAL DRAWING

Model: SG-50KVA | Type: Oil-immersed transformer | Capacity: 50 kVA

FRONT ELEVATION

Oil level1U1V1W2U2V2W2NTAPN.P.120mm150mm

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 level90mm

TOP VIEW

1U1V1W2U2V2W2N90mm

TERMINAL BLOCK

HV TERMINAL BLOCK1U1V1W1N1PELV TERMINAL BLOCK2U2V2W2N2PE2122Terminal block configurationTin-plated copper busbar

CORE & WINDING

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

Technical specifications

1. Model:SG-50KVA
2. Type:Oil-immersed transformer
3. Capacity:50 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:510×300×460mm
20. Weight:300kg
LEGEND:
Iron core
HV winding/bushing
LV winding/bushing
Dimension line

Product Description

SG-50KVA SG Series Three Phase Transformer, rated 50000VA, primary ≤1000V, customizable output voltage, 50/60Hz, ISO certified China manufacturer

Related Keywords

SG-50KVASGthree phase transformer50000VA

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EXW (FOB Qingdao)
$18
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Price Breakdown
Base price (interpolation)$18
× Product factor×1.0000
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Aluminum winding — no copper linkage

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SG-50KVA - Frequently Asked Questions

QWhat are the main applications of SG-50KVA?

SG-50KVA (SG series, Three 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 SG-50KVA?

Key specifications: Capacity: 50VA, Input ≤1000V, Output Custom, Frequency 50/60 Hz.

QCan SG-50KVA 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 SG Series

SG-100VA
Rated Capacity: 0.1VA
Voltage: ≤1000V → Custom
SG-300VA
Rated Capacity: 0.3VA
Voltage: ≤1000V → Custom
SG-500VA
Rated Capacity: 0.5VA
Voltage: ≤1000V → Custom
SG-1000VA
Rated Capacity: 1VA
Voltage: ≤1000V → Custom
SG-1500VA
Rated Capacity: 1.5VA
Voltage: ≤1000V → Custom
SG-2000VA
Rated Capacity: 2VA
Voltage: ≤1000V → Custom

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