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ZGS Series - American-Type Package Substations
The ZGS series represents American-type package substations, designed for pad-mounted installation with enhanced safety features.
Model Number Breakdown
Key Features
- Pad-mounted installation design
- Enhanced safety features
- Tamper-resistant construction
- Suitable for outdoor installation
Applications
- Residential areas
- Commercial buildings
- Outdoor power distribution
- Pad-mounted installations
Product Drawing
Electrical Equipment - ZGS-Z-10-500
Note: This is a general product illustration. For detailed technical drawings and specifications, please contact our engineering team.
Specifications Range
All specifications and dimensions can be customized upon request
Model Selector
| Key parameters | Model Range |
|---|---|
| Capacity | 100–1250 kVA |
| HV Voltage (kV) | 12 |
| LV Voltage (kV) | 0.4 |
| Frequency (Hz) | 50 |
| Impedance (%) | 4, 4.5 |
| Cooling | ONAN |
| Efficiency | S11 |
| Standard | GB/T 17467, IEEE C57, ANSI C57 |
| Connection | Dyn11 (IEEE) |
| Insulation class | A (105°C) |
| Allowed temperature rise | 65 |
| Noise level | 55 dB(A), 58 dB(A), 61 dB(A), 64 dB(A), 68 dB(A) |
| Tap Changer | NLTC ±2×2.5% |
| No-load loss | 200–1360 W |
| Load loss | 1500–12000 W |
| Compare | Model | Capacity (kVA) | HV Voltage (kV) | LV Voltage (kV) | Weight | Dimensions |
|---|---|---|---|---|---|---|
| ZGS-Z-10-100 | 100kVA | 12 | 0.4 | 1800 kg | 1500×1200×1800 mm | |
| ZGS-Z-10-167 | 167kVA | 12 | 0.4 | 2050 kg | 1535×1310×1820 mm | |
| ZGS-Z-10-250 | 250kVA | 12 | 0.4 | 2500 kg | 1800×1400×2000 mm | |
| ZGS-Z-10-333 | 333kVA | 12 | 0.4 | 3105 kg | 2040×1500×2040 mm | |
| ZGS-Z-10-500 | 500kVA | 12 | 0.4 | 4000 kg | 2200×1600×2200 mm | |
| ZGS-Z-10-667 | 667kVA | 12 | 0.4 | 4950 kg | 2565×1845×2420 mm | |
| ZGS-Z-10-833 | 833kVA | 12 | 0.4 | 5665 kg | 2835×2035×2500 mm | |
| ZGS-Z-10-1000 | 1000kVA | 12 | 0.4 | 6500 kg | 3000×2200×2500 mm | |
| ZGS-Z-10-1250 | 1250kVA | 12 | 0.4 | 7500 kg | 3200×2400×2600 mm |
Selection Guide
Style
American (pad-mounted) style - choose for North-American-style distribution.
Footprint
Confirm ground/pad-mount footprint and cable entry orientation.
Capacity & voltage
Specify transformer rating and distribution voltage.
- Frequently Asked Questions
What is the difference between YBW and ZGS?
ZGS is the American (pad-mounted) style with a different HV connection and footprint versus European YBW.
Can ZGS be pad-mounted?
Yes, it is designed for ground/pad installation common in North American distribution.
What voltage levels does ZGS cover?
Distribution voltages for urban and industrial networks.
Related Engineering Calculators
Free sizing and pricing tools for this product category.