QDTB® Transformer

SBH15-M-630/0.48/0.208

SBH15-M Series • 630kVA • 0.48/0.208 kV

Product Image & Parameters

SBH15-M - QDTB

Images are for illustration purposes only

SBH15-M-630/0.48/0.208

SBH15-M Series

Capacity
630kVA
HV Voltage
0.48kV
LV Voltage
0.208kV
Frequency
60Hz
Short-circuit impedance
4.5%
Cooling method
ONAN
Efficiency
Class 5
Applied standard
IEEE C57 / ANSI C84.1
Connection
Delta-Wye (IEEE Std)
Amorphous Alloy CoreEnergy SavingLow Loss

TECHNICAL DRAWING

Model: SBH15-M-630/0.48/0.208 | Type: Amorphous alloy transformer | Capacity: 630 kVA

FRONT ELEVATION

Oil level1U1V1W2U2V2W2NTAPN.P.210mm270mm

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 level150mm

TOP VIEW

1U1V1W2U2V2W2N150mm

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:SBH15-M-630/0.48/0.208
2. Type:Amorphous alloy transformer
3. Capacity:630 kVA
4. Frequency:60 Hz
5. HV voltage:0.48 kV
6. LV voltage:0.208 kV
7. HV current:757.77A
8. LV current:1748.71A
9. Vector group:Delta-Wye (IEEE Std)
10. Impedance:4.5%
11. Insulation level:A (105°C)
12. Temperature rise:65K
13. No-load loss:171W
14. Load loss:6200W
15. No-load current:0.4%
16. Cooling method:ONAN
17. Tap changer:±5×2.5% Multi-tap
18. Standard:IEEE C57 / ANSI C84.1
19. Dimensions:1490×1170×1250 mm
20. Weight:2200kg
LEGEND:
Iron core
HV winding/bushing
LV winding/bushing
Dimension line

Product Description

630kVA, 3-phase oil-immersed transformer, 60Hz, primary 480V (HV 480V), secondary 208V (LV 208V), S15, insulation A, impedance 4.5%

Related Keywords

SBH15-M-630/0.48/0.208 oil immersed power transformer630kVA oil type distribution transformer0.48kV distribution network transformerSBH15 amorphous alloy oil immersed transformer ultra-low no-load loss

Instant Selection & Quote Calculator

Select your specifications to get an estimated price instantly.

1 · Configure
2 · Your price
EXW (FOB Qingdao)
$280
Range $257 ~ $302 (±8%)
Price Breakdown
Base price (interpolation)$280
× 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

Reference prices are for estimation only and do not constitute a formal offer.

3 · Get this quote

We will reply with your latest quote instantly.

SBH15-M-630/0.48/0.208 - Frequently Asked Questions

QWhat are the main applications of SBH15-M-630/0.48/0.208?

SBH15-M-630/0.48/0.208 (SBH15-M series, Amorphous Alloy 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 SBH15-M-630/0.48/0.208?

Key specifications: Capacity: 630kVA, HV 0.48 kV, LV 0.208 kV, Frequency 60 Hz, Impedance 4.5%, Connection Delta-Wye (IEEE Std), Cooling ONAN, Standard IEEE C57 / ANSI C84.1.

QCan SBH15-M-630/0.48/0.208 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 SBH15-M Series

SBH15-M-30/6
Rated Capacity: 30kVA
Voltage: 6/0.4 kV
SBH15-M-30/6.3
Rated Capacity: 30kVA
Voltage: 6.3/0.4 kV
SBH15-M-30/6.6
Rated Capacity: 30kVA
Voltage: 6.6/0.4 kV
SBH15-M-30/10
Rated Capacity: 30kVA
Voltage: 10/0.4 kV
SBH15-M-30/10.5
Rated Capacity: 30kVA
Voltage: 10.5/0.4 kV
SBH15-M-30/11
Rated Capacity: 30kVA
Voltage: 11/0.4 kV

Interested in SBH15-M-630/0.48/0.208?

Contact us for pricing, technical support, or custom requirements.

Send InquiryView All SBH15-M Models