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Technical Specifications

Overview

ZGS Combined Type Transformer Substation

The ZGS11 combined type transformer substation is a compact and cost-effective power distribution solution following American design principles. By integrating high-voltage switchgear, distribution transformers, and low-voltage switches into a single enclosure, it significantly reduces volume and installation costs. This reliable system is engineered for high mechanical strength and energy conservation, making it ideal for demanding B2B infrastructure projects.

Key Benefits

Core Advantages

Compact design with low installation cost
Low energy loss and strong over-load capability
Low noise operation for environmental protection
High mechanical strength and reliable performance
Easy operation and maintenance

Technical Ratings

Performance Metrics

1,600 kVA

Maximum Rated Capacity

11 kV

Max HV Rated Voltage

0.4 kV

LV Rated Voltage

Installation Conditions

Ambient Air Temperature: -25°C to +40°C
Maximum Altitude: 1000 m
Relative Humidity: ≤ 95% (at +25℃)
Maximum Wind Speed: 35 m/s
Seismic Acceleration: Horizontal ≤ 0.4m/s², Vertical ≤ 0.2m/s²

Application Areas

Usage Scenarios: Industrial ParksHigh-rise BuildingsResidential DistrictsWharfs & PortsAirportsHotelsBusiness Centers

Compliance & Standards

Applicable Standards

GB1094.1GB/T6451-2008GB1094.3.5-2003DL/T 537-93ZBK4001-89

Technical Specifications

Model Parameters Reference

Model	Capacity (kVA)	No-load Loss (W)	On-load Loss (W)	Impedance (%)
ZGS11-Z(H)-100/10	100	200	1,500	4%
ZGS11-Z(H)-250/10	250	400	3,050	4%
ZGS11-Z(H)-500/10	500	680	5,100	4%
ZGS11-Z(H)-800/10	800	980	7,500	4.5%
ZGS11-Z(H)-1250/10	1,250	1,360	12,000	4.5%
ZGS11-Z(H)-1600/10	1,600	1,600	14,500	4.5%

Connection Types: Yyn0Dyn11
HV Tapping Range: ±2×2.5% or ±5%