QDTB® Transformer

YB-35/400-630

YB Series • 630kVA • 35/0.4 kV

Product Image & Parameters

YB - QDTB

Images are for illustration purposes only

YB-35/400-630

YB Series

Capacity
630kVA
HV Voltage
35kV
LV Voltage
0.4kV
Frequency
50Hz
Short-circuit impedance
4.5%
Cooling method
ONAN
Efficiency
S11
Applied standard
GB/T 17467, IEC 61330
Connection
Dyn11 (IEC)
Energy SavingLow Loss

Product Drawing

Box-Type Substation - YB-35/400-630

APPEARANCE — THREE-COMPARTMENT
HVTRANSFORMERLVYB-35/400-630
PRIMARY CIRCUIT — SINGLE-LINE
BOX-TYPE SUBSTATION — SINGLE-LINEHV INLV OUTYB-35/400-630
INTERNAL LAYOUT — TOP VIEW
INTERNAL LAYOUT — TOP VIEWHV ROOMTRANSFORMERLV ROOMYB-35/400-630

SPECIFICATIONS

1. Model (Product code):YB-35/400-630
2. Series:YB
3. Rated Capacity:630 kVA
4. Rated HV voltage:35 kV
5. Rated LV voltage:0.4 kV
6. HV current:10.39 A
7. LV current:909.33 A
8. Frequency:50 Hz
9. Impedance:4.5%
10. No-load loss:570 W
11. Load loss:6200 W
12. No-load current:0.6%
13. Temperature Rise:65 K
14. Insulation class:A (105°C)
15. Efficiency class:S11
16. Cooling method:ONAN
17. Connection group:Dyn11 (IEC)
18. Protection Level:IP33
19. Standard:GB/T 17467, IEC 61330
20. Weight:4800

Note: This is a general product illustration. For detailed technical drawings and specifications, please contact our engineering team.

Product Description

YB-35/400-630 35kV compact substation for new energy power stations, industrial parks. Pre-fabricated, fast installation. Remote monitoring optional.

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EXW (FOB Qingdao)
$5,587
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Complete equipment — no winding copper linkage

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YB-35/400-630 - Frequently Asked Questions

QWhat are the main applications of YB-35/400-630?

YB-35/400-630 (YB series, Box-Type Substations) is widely used in urban distribution networks, industrial parks, renewable energy stations and temporary power supplies. Can be flexibly configured according to actual project requirements.

QWhat are the main technical specifications of YB-35/400-630?

Key specifications: Capacity: 630kVA, HV 35 kV, LV 0.4 kV, Frequency 50 Hz, Impedance 4.5%, Connection Dyn11 (IEC), Cooling ONAN, Standard GB/T 17467, IEC 61330.

QWhat is the delivery time for prefabricated substations?

Standard prefabricated substations have a delivery time of 15-25 working days. Custom configurations require 30-45 working days. We always stock common specifications and can provide fast delivery for urgent orders.

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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