JMB-125/0.66/0.38

JMB Series125 kVA • 0.66/0.38 kV

Product Image & Parameters

125kVAJMB

JMB-125/0.66/0.38

JMB Series

Capacity
125kVA
HV Voltage
0.66kV
LV Voltage
0.38kV
Efficiency
2Level
Amorphous Alloy CoreEnergy SavingLow Loss

TECHNICAL DRAWING

Model: JMB-125/0.66/0.38 | Type: Dry-Type Transformer | Capacity: 125 kVA

FRONT VIEW

HVLV1U1V1W2U2V2W2N150mm210mm

SIDE VIEW

Ventilation120mm

TOP VIEW

1U1V1W2U2V2W2N150mm120mm

TERMINAL BLOCK

HV TERMINAL BLOCK1U1V1W1N1PELV TERMINAL BLOCK2U2V2W2N2PE2122Terminal Block ConfigurationTin-Plated Copper Busbar

ELECTRIC SCHEMATIC DIAGRAM

HV WINDING (Delta)1U1V1WLV WINDING (Star)2U2V2W2NVector GroupDyn11 (IEC)

SPECIFICATIONS

1. Model:JMB-125/0.66/0.38
2. Type:Dry-Type Transformer
3. Capacity:125 kVA
4. Frequency:50 Hz
5. HV Voltage:0.66 kV
6. LV Voltage:0.38 kV
7. HV Current:109.35A
8. LV Current:189.92A
9. Vector Group:Dyn11 (IEC)
10. Impedance:6%
11. Insulation Level:H (180°C)
12. Temperature Rise:65K
13. No-Load Loss:4620W
14. Load Loss:11550W
15. No-Load Current:1.2%
16. Cooling Method:AN
17. Tap Changer:±2×2.5% 多档
18. Standard:IEC 60076
19. Dimensions:1000×800×1400mm
20. Weight:-
LEGEND:
Iron Core
HV Winding/Bushing
LV Winding/Bushing
Dimension Line

Product Description

125kVA, 3-phase isolation, dry-type transformer, 50Hz, primary 660V (HV 660V), secondary 380V (LV 380V), Standard, insulation H, impedance 6%

Related Keywords

JMB-125/0.66/0.38 isolation control transformer125kVA control transformerprimary 0.66kV secondary 0.38kVJMB machine tool safety transformer for CNC equipment

JMB-125/0.66/0.38 FAQ

What are the main application scenarios for JMB-125/0.66/0.38?
The JMB-125/0.66/0.38 (JMB series special/isolation/control transformers) with rated capacity of 125 kVA, HV side 0.66 kV, LV side 0.38 kV, is widely used in industrial distribution, commercial buildings, and power systems. It can be flexibly configured according to actual project requirements.
What are the technical specifications of JMB-125/0.66/0.38?
Key specs: Capacity 125 kVA, HV 0.66 kV, LV 0.38 kV, Frequency 50 Hz, Impedance 6%, Vector Group Dyn11 (IEC), Cooling AN, Standard IEC 60076.
Can JMB-125/0.66/0.38 be customized?
Yes. QDTB® offers comprehensive OEM/ODM customization. Parameters such as capacity, voltage ratio, cooling method, vector group, and protection class can be adjusted. 23+ years of manufacturing experience ensures consistent quality.
How to get a quote and technical documentation?
Contact us via the "Send Inquiry" button below, or reach our sales team at Alice@qdtb-transformer.com / +86 13698683193. We will provide detailed quotations and technical documentation within 24 hours.

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