Overview
The ZGS13-H-630/10 combined transformer produced by RUY Power is developed in accordance with the latest foreign standards and combined with domestic actual conditions. The whole product features small footprint, simple installation and maintenance, low noise, low loss, anti-theft, overload capacity and full protection. It is suitable for newly-built residential areas, green belts, parks, stations, hotels, construction sites, airports and other places.
The ZGS13-H-630/10 combined transformer is suitable for 10kV ring network power supply, dual power supply or low-voltage terminal power supply system, and serves as transformer, metering and compensation control protection device. This product complies with GB/T17467-1998 “High/Low Voltage Prefabricated Substation” and DL/T537-93 “Technical Conditions for Ordering 6~35kV Box-Type Substations”.
Normal Operating Environment
1. Altitude not exceeding 1000m;
2. Ambient temperature: -35℃ ~ +40℃;
3. Relative humidity: daily average not greater than 95%, monthly average not greater than 90%;
4. Installation site: free from fire, explosion hazards, chemically corrosive gases and with good ventilation; ground inclination not greater than 3°.
Structural Features
1. Fully insulated, fully sealed, maintenance-free, reliable personal safety;
2. Compact structure, volume only 1/3~1/5 of the same capacity box-type substation, low height;
3. Box-type winding structure can be adopted to avoid oil leakage from transformer and oil pollution;
4. High-voltage limit fuse for full-range protection, greatly reducing cost;
5. Both ring network and terminal can be used, cable head can supply power at 200A load current for emergency connection;
6. The box body is welded from double-layer steel plates with two partitions in the middle, air convection and temperature adjustment functions;
7. The low-voltage side is equipped with electronic-magnetic interlocking protection; when abnormal voltage appears in the system, the main incoming switch can be quickly disconnected;
8. High-voltage oil-immersed load switch or SF6 load switch, which can be upgraded electrically, laying a foundation for network automation;
9. Oil-immersed S9 or more energy-efficient S11 series transformers are adopted.
Main Technical Parameters
| No. | Item | Unit | Technical Parameters |
|---|---|---|---|
| 1 | Rated voltage | kV | 10/0.4 (high voltage/low voltage) |
| 2 | Maximum operating voltage | kV | 12 (high voltage side) |
| 3 | Rated frequency | Hz | 50 |
| 4 | Rated capacity | kVA | 50-1600 |
| 5 | 1min power-frequency withstand voltage | kV | 35 |
| 6 | Lightning impulse withstand voltage | kV | 75 |
| 7 | Cooling method | Oil-immersed self-cooling | |
| 8 | High-voltage backup fuse breaking current | kA | 50 |
| 9 | Plug-in fuse breaking current | kA | 2.5 |
| 10 | Ambient temperature | ℃ | -35~+40 |
| 11 | Permitted winding temperature rise | K | 65 |
| 12 | No-load tapping range | ±5% or ±2×2.5% | |
| 13 | Noise level | dB | 50 |
| 14 | Protection grade | IP43 |
Transformer Technical Parameters
New S9 series transformer body is selected, with low loss, good overload capacity and strong short-circuit resistance. All fasteners are treated with anti-loosening to avoid loosening; S10 or S11 series transformers with better performance can also be selected.
| Capacity kVA | Voltage KV | Connection Group No. | No-load Current % | No-load Loss % | Impedance Voltage % | S9 S10 S11 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High Voltage | Low Voltage | S9 | S10 | S11 | S9 | S10 | S11 | S9 | S10 | S11 | |||
| 50 | 10±5% or ±2×2.5% | 0.4 | Dyn11 Yyn0 | 2.0 | 1.9 | 0.75 | 0.17 | 0.15 | 0.12 | 4.0 | 0.87 | 0.83 | 0.87 |
| 63 | 1.9 | 1.8 | 0.7 | 0.2 | 0.18 | 0.14 | 1.04 | 0.99 | 1.04 | ||||
| 80 | 1.9 | 1.7 | 0.7 | 0.25 | 0.22 | 0.175 | 1.25 | 1.2 | 1.25 | ||||
| 100 | 1.8 | 1.55 | 0.65 | 0.29 | 0.26 | 0.2 | 1.5 | 1.42 | 1.5 | ||||
| 125 | 1.7 | 1.45 | 0.65 | 0.34 | 0.3 | 0.235 | 1.8 | 1.72 | 1.8 | ||||
| 160 | 1.6 | 1.3 | 0.6 | 0.4 | 0.36 | 0.27 | 2.2 | 2.12 | 2.2 | ||||
| 200 | 1.5 | 1.2 | 0.55 | 0.48 | 0.43 | 0.33 | 2.6 | 2.5 | 2.6 | ||||
| 250 | 1.4 | 1.1 | 0.5 | 0.56 | 0.5 | 0.39 | 3.05 | 2.9 | 3.05 | ||||
| 315 | 1.4 | 1.0 | 0.45 | 0.67 | 0.29 | 0.465 | 3.65 | 3.45 | 3.65 | ||||
| 400 | 1.3 | 1.0 | 0.4 | 0.8 | 0.71 | 0.56 | 4.5 | 4.3 | 4.15 | 4.3 | |||
| 500 | 1.2 | 1.0 | 0.4 | 0.96 | 0.85 | 0.67 | 5.15 | 4.82 | 5.15 | ||||
| 630 | 1.1 | 0.8 | 0.4 | 1.2 | 1.6 | 0.81 | 6.2 | 5.86 | 6.2 | ||||
| 800 | 1.0 | 0.7 | 0.35 | 1.4 | 1.23 | 0.98 | 7.5 | 7.2 | 7.5 | ||||
| 1000 | 1.0 | 0.6 | 0.3 | 1.7 | 1.5 | 1.15 | 4.5 | 10.3 | 9.8 | 10.3 | |||
| 1250 | 0.9 | 0.6 | 0.27 | 1.95 | 1.72 | 1.36 | 12.0 | 12.2 | 12.0 | ||||
Load Switch Technical Parameters
The load switch is oil-immersed type, three-phase linkage, spring operating mechanism, with load on-off regulating function, whose breaking speed is independent of the operating force. Types include two-position, four-position T type, four-position V type, etc. for selection.
Frequently Asked Questions
What is the rated voltage of the ZGS13-H-630/10?
The ZGS13-H-630/10 Combined Transformer (American Box-Type) operates at 10/0.4 kV, suitable for the intended distribution application.
Does the ZGS13-H-630/10 support OEM / ODM orders?
Yes. RUY Power provides custom branding, packaging and configuration for the ZGS13-H-630/10 Combined Transformer (American Box-Type) to meet project requirements.
What standards does the ZGS13-H-630/10 comply with?
The ZGS13-H-630/10 Combined Transformer (American Box-Type) is designed and type-tested in accordance with GB/T17467-1998 and DL/T537-93.
What is the lead time for the ZGS13-H-630/10?
Standard lead time is 15-30 days depending on configuration and order quantity. Contact RUY Power for a precise delivery schedule.
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