QDTB® Transformer

S-63/11/400

S Series • 63kVA • 11/0.4 kV

Product Image & Parameters

S - QDTB

Images are for illustration purposes only

S-63/11/400

S Series

Capacity
63kVA
HV Voltage
11kV
LV Voltage
0.4kV
Frequency
50Hz
Short-circuit impedance
4%
Cooling method
ONAN
Efficiency
IEC standard
Applied standard
IEC 60076
Connection
Dyn11 (IEC)
Energy SavingLow Loss

TECHNICAL DRAWING

Model: S-63/11/400 | Type: Oil-immersed transformer | Capacity: 63 kVA

FRONT ELEVATION

Oil level1U1V1W2U2V2W2NTAPN.P.135mm180mm

ELECTRICAL SCHEMATIC

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

EFFICIENCY vs LOAD

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

SIDE VIEW

Oil level105mm

TOP VIEW

1U1V1W2U2V2W2N105mm

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:S-63/11/400
2. Type:Oil-immersed transformer
3. Capacity:63 kVA
4. Frequency:50 Hz
5. HV voltage:11 kV
6. LV voltage:0.4 kV
7. HV current:3.31A
8. LV current:90.93A
9. Vector group:Dyn11 (IEC)
10. Impedance:4%
11. Insulation level:A (105°C)
12. Temperature rise:65K
13. No-load loss:215W
14. Load loss:1035W
15. No-load current:0.7%
16. Cooling method:ONAN
17. Tap changer:±2×2.5% Multi-tap
18. Standard:IEC 60076
19. Dimensions:944×519×727 mm
20. Weight:480kg
LEGEND:
Iron core
HV winding/bushing
LV winding/bushing
Dimension line

Product Description

63kVA, 3-phase oil-immersed transformer, 50Hz, primary 11kV (HV 11kV), secondary 400V (LV 400V), IEC, insulation A, impedance 4%

Related Keywords

S-63/11/400 oil immersed power transformer63kVA oil type distribution transformer11kV distribution network transformerS series general purpose oil filled distribution transformer

Instant Selection & Quote Calculator

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2 · Your price
EXW (FOB Qingdao)
$2,332
Range $2,146 ~ $2,519 (±8%)
Price Breakdown
Base price (interpolation)$2,332
× Product factor×1.0000
× Country factor×1.0000
× Copper-linked factor×1.0000
+ Options / accessories$0
Shipping quoted separately per destination port.

Aluminum winding — no copper linkage

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S-63/11/400 - Frequently Asked Questions

QWhat are the main applications of S-63/11/400?

S-63/11/400 (S series, Oil-Immersed 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 S-63/11/400?

Key specifications: Capacity: 63kVA, HV 11 kV, LV 0.4 kV, Frequency 50 Hz, Impedance 4%, Connection Dyn11 (IEC), Cooling ONAN, Standard IEC 60076.

QCan S-63/11/400 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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