QDTB® Transformer

S-1500/6/400

S Series • 1500kVA • 6.6/0.4 kV

Product Image & Parameters

S - QDTB

Images are for illustration purposes only

S-1500/6/400

S Series

Capacity
1500kVA
HV Voltage
6.6kV
LV Voltage
0.4kV
Frequency
60Hz
Short-circuit impedance
6%
Cooling method
ONAN
Efficiency
Export standard
Applied standard
IEEE C57 / ANSI C84.1
Connection
Delta-Wye (IEEE Std)
Energy SavingLow Loss

TECHNICAL DRAWING

Model: S-1500/6/400 | Type: Oil-immersed transformer | Capacity: 1500 kVA

FRONT ELEVATION

Oil level1U1V1W2U2V2W2NTAPN.P.270mm330mm

ELECTRICAL SCHEMATIC

HV WINDING (Delta)1U1V1WLV WINDING (Star)2U2V2W2NDelta-Wye (IEEE Std)

EFFICIENCY vs LOAD

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

SIDE VIEW

Oil level180mm

TOP VIEW

1U1V1W2U2V2W2N180mm

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-1500/6/400
2. Type:Oil-immersed transformer
3. Capacity:1500 kVA
4. Frequency:60 Hz
5. HV voltage:6.6 kV
6. LV voltage:0.4 kV
7. HV current:131.22A
8. LV current:2165.06A
9. Vector group:Delta-Wye (IEEE Std)
10. Impedance:6%
11. Insulation level:A (105°C)
12. Temperature rise:65K
13. No-load loss:2264W
14. Load loss:13786W
15. No-load current:0.3%
16. Cooling method:ONAN
17. Tap changer:±5×2.5% Multi-tap
18. Standard:IEEE C57 / ANSI C84.1
19. Dimensions:1829×1275×1465 mm
20. Weight:3809kg
LEGEND:
Iron core
HV winding/bushing
LV winding/bushing
Dimension line

Product Description

1500kVA, 3-phase oil-immersed transformer, 60Hz, primary 6.6kV (HV 6.6kV), secondary 400V (LV 400V), Export, insulation A, impedance 6%

Related Keywords

S-1500/6/400 oil immersed power transformer1500kVA oil type distribution transformer6.6kV distribution network transformerS series general purpose oil filled distribution transformer

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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
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Aluminum winding — no copper linkage

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S-1500/6/400 - Frequently Asked Questions

QWhat are the main applications of S-1500/6/400?

S-1500/6/400 (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-1500/6/400?

Key specifications: Capacity: 1500kVA, HV 6.6 kV, LV 0.4 kV, Frequency 60 Hz, Impedance 6%, Connection Delta-Wye (IEEE Std), Cooling ONAN, Standard IEEE C57 / ANSI C84.1.

QCan S-1500/6/400 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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