QDTB® Transformer

50

JMB Series • 50VA • 220 → 6.3

Product Image & Parameters

JMB - QDTB

Images are for illustration purposes only

50

JMB Series

Capacity
50VA
Input voltage
220
Output voltage
6.3
Frequency
50/60Hz
Efficiency
≥85%
Dimensions
150x160x130
Weight
130kg
Control TypeLow NoiseISO 9001

TECHNICAL DRAWING

Model: 50 | Type: Oil-immersed transformer | Capacity: 50 kVA

FRONT ELEVATION

Oil level1U1V2U2NTAPN.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

1U1V2U2N90mm

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:50
2. Type:Oil-immersed transformer
3. Capacity:50 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:150x160x130
20. Weight:130kg
LEGEND:
Iron core
HV winding/bushing
LV winding/bushing
Dimension line

Product Description

50 JMB Series Single Phase Transformer, rated 50.0VA, input 220, output 6.3, size 150x160x130mm

Related Keywords

50 jmb single phase transformer50.0VA single phase transformer220 to 6.3JMB series industrial equipmenthigh quality reliable factory direct supply

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50 - Frequently Asked Questions

QWhat are the main applications of 50?

50 (JMB 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 50?

Key specifications: Capacity: 50VA, Input 220, Output 6.3, Frequency 50/60 Hz.

QCan 50 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 JMB Series

25
Rated Capacity: 25VA
Voltage: 220 → 6
100
Rated Capacity: 100VA
Voltage: 220 → 12
150
Rated Capacity: 150VA
Voltage: 220 → 24
200
Rated Capacity: 200VA
Voltage: 220 → 36.48
250
Rated Capacity: 250VA
Voltage: 200 → 110
300
Rated Capacity: 300VA
Voltage: 380 → 127

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