QDTB® Transformer

USG-45KVA

USG Series45kVA • 380V → 220V

Product Image & Parameters

USG - QDTB

Images are for illustration purposes only

USG-45KVA

USG Series

Capacity
45kVA
Input voltage
380V
Output voltage
220V
Frequency
50/60Hz
Dimensions
470x±x2
Weight
275kg
Dry TypeFire SafeHigh Efficiency

TECHNICAL DRAWING

Model: USG-45KVA | Type: Oil-immersed transformer | Capacity: 45 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:USG-45KVA
2. Type:Oil-immersed transformer
3. Capacity:45 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:470x±x2
20. Weight:275kg
LEGEND:
Iron core
HV winding/bushing
LV winding/bushing
Dimension line

Product Description

USG-45KVA USG Series Three Phase Transformer, rated 45.0kVA, size 470x±x2mm

Related Keywords

USG-45KVA usg three phase transformer45.0kVA three phase transformerUSG series industrial equipmenthigh quality reliable factory direct supply

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Aluminum winding — no copper linkage

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USG-45KVA - Frequently Asked Questions

QWhat are the main applications of USG-45KVA?

USG-45KVA (USG 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 USG-45KVA?

Key specifications: Capacity: 45kVA, Input 380V, Output 220V, Frequency 50/60 Hz.

QCan USG-45KVA 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.

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