QDTB® Transformer

BK-3000VA

BK Series • 3000VA • ≤1000V → Custom

Product Image & Parameters

BK - QDTB

Images are for illustration purposes only

BK-3000VA

BK Series

Capacity
3000VA
Input voltage
≤1000V
Output voltage
Custom
Frequency
50/60Hz
Efficiency
≥93%
Weight
130kg
Control TypeLow NoiseISO 9001

TECHNICAL DRAWING

Model: BK-3000VA | Type: Oil-immersed transformer | Capacity: 3000 kVA

FRONT ELEVATION

Oil level1U1V2U2NTAPN.P.330mm390mm

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 level210mm

TOP VIEW

1U1V2U2N210mm

TERMINAL BLOCK

HV TERMINAL BLOCK1U1V1W1NLV TERMINAL BLOCK2U2V2W2N2PETerminal block configurationTin-plated copper busbar

CORE & WINDING

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

Technical specifications

1. Model:BK-3000VA
2. Type:Oil-immersed transformer
3. Capacity:3000 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:192×150×185mm
20. Weight:130kg
LEGEND:
Iron core
HV winding/bushing
LV winding/bushing
Dimension line

Product Description

BK-3000VA BK Series Single Phase Transformer, rated 3000VA, primary ≤1000V, customizable output voltage, 50/60Hz, ISO certified China manufacturer

Related Keywords

BK-3000VABKsingle phase transformer3000VA

Instant Selection & Quote Calculator

Select your specifications to get an estimated price instantly.

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

Complete equipment — no winding 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.

BK-3000VA - Frequently Asked Questions

QWhat are the main applications of BK-3000VA?

BK-3000VA (BK series, Single 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 BK-3000VA?

Key specifications: Capacity: 3000VA, Input ≤1000V, Output Custom, Frequency 50/60 Hz.

QCan BK-3000VA 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 BK Series

BK-50VA
Rated Capacity: 50VA
Voltage: ≤1000V → Custom
BK-100VA
Rated Capacity: 100VA
Voltage: ≤1000V → Custom
BK-160VA
Rated Capacity: 160VA
Voltage: ≤1000V → Custom
BK-200VA
Rated Capacity: 200VA
Voltage: ≤1000V → Custom
BK-250VA
Rated Capacity: 250VA
Voltage: ≤1000V → Custom
BK-300VA
Rated Capacity: 300VA
Voltage: ≤1000V → Custom

Interested in BK-3000VA?

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

Send InquiryView All BK Models