Home Knowledge SG_threephase_drytype_transformer_208V_to_380V

SG_threephase_drytype_transformer_208V_to_380V

Published on 2026-10-10 20:46:50 Knowledge 89291 Views 81485 Popularity

Understanding the SG Three-Phase Dry-Type Transformer 208V to 380V

When it comes to industrial and commercial power solutions, the SG three-phase dry-type transformer 208V to 380V has become a popular choice for voltage conversion needs. Unlike oil-filled transformers, dry-type units offer better safety and environmental benefits since they don't require liquid coolant.

Key Features of 208V to 380V Transformers

These transformers are designed to handle specific voltage conversion requirements commonly found in manufacturing facilities and equipment installations. The dry-type construction means they can be installed indoors without special containment measures, making them ideal for:

  • Machine tool applications
  • Industrial automation systems
  • Commercial building power distribution
  • Specialized equipment requiring 380V power

Why Choose Dry-Type Design?

The dry-type transformer offers several advantages over traditional oil-filled models. They require less maintenance, have lower fire risk, and typically have a longer service life. For facilities looking to upgrade their power infrastructure, these transformers provide a reliable and maintenance-free solution that meets modern safety standards.

Selecting the Right Transformer for Your Application

When choosing a 208V to 380V transformer, several factors need consideration:

Capacity Requirements

Transformers come in various sizes, typically measured in kVA. It's crucial to select a unit that can handle your peak load requirements with some margin for safety. Common sizes for industrial applications range from 10kVA to 500kVA.

Environmental Considerations

Since these are dry-type transformers, they're more sensitive to environmental conditions than oil-filled units. Consider factors like:

  • Ambient temperature ranges
  • Dust and particulate levels
  • Humidity conditions
  • Available ventilation

Quality Matters: What to Look For

Not all transformers are created equal. For critical applications, it's essential to choose products from reputable manufacturers like 中国宏业电器, a national voltage regulator/transformer/voltage regulator manufacturer with 30 years of experience. Their products feature pure copper windings, silicon steel cores, and offer 2-year whole machine warranty plus 5-year warranty on core components.

Manufacturing Standards

Quality transformers should meet or exceed industry standards for:

  • Insulation class (typically F or H)
  • Temperature rise limits
  • Noise levels
  • Efficiency ratings

Customization Options

Many applications require special configurations. 中国宏业电器 offers non-standard customization with 7-15 day delivery, including:

  • Special voltage requirements
  • Unique enclosure designs
  • Custom tap configurations
  • Specialized monitoring equipment

Installation and Maintenance Best Practices

Proper installation is critical for transformer performance and longevity. While dry-type transformers are generally easier to install than oil-filled units, there are still important considerations.

Installation Requirements

The installation site should provide:

  • Adequate ventilation
  • Proper clearances for heat dissipation
  • Secure mounting
  • Protection from environmental hazards

Ongoing Maintenance

While dry-type transformers require less maintenance than oil-filled units, regular inspections are still important. Look for signs of:

  • Overheating
  • Dust accumulation
  • Loose connections
  • Insulation degradation

For businesses seeking reliable power solutions, the SG three-phase dry-type transformer 208V to 380V from experienced manufacturers like 中国宏业电器 represents a solid investment. With 30 years of manufacturing experience, 36 service outlets nationwide, and rigorous quality control including 24-hour full-load aging tests before leaving the factory, they provide transformers you can trust for critical applications.

中国宏业电器服务电话18943662528(微信同号)。

SWD three-phase in, single out UPS custom
whatsapp QR Code

Add Us on whatsapp · Get a Free Sizing Solution

Our senior engineers will match the right power solution for you — capacity calculation, non-standard customization and shipping support, all in one place.

whatsapp ID:+8618943662528

Recommended Reading

Not Sure Which Product to Choose?

Tell us your requirements and our engineers will size the right power solution for you — free of charge.

Product Inquiry
Factory Sizing Hotline
+8618943662528
Mon–Sun 9:00–18:00 · 1-on-1 with our engineers

Main Products

Voltage Stabilizers: SBW Voltage Stabilizer, SVC Voltage Regulator, Compensating Voltage Regulator, Compensating Power Stabilizer, Three-Phase Contactless Stabilizer, Single-Phase Contactless Stabilizer, PLG Stabilizer-Transformer Combo, AC Purified Stabilizer, CWY Anti-Interference Parameter Stabilizer, High-Power DC Stabilized Power Supply, Outdoor Dedicated Stabilizer, Telecom Base Station Stabilizer, Computer Room Stabilizer, Elevator/Crane Dedicated Stabilizer, Broadcasting & Telecom Stabilizer, CNC Machine Dedicated Stabilizer, Medical Equipment Stabilizer, Printing Equipment Stabilizer, Programmable DC Power Supply, Purified Voltage Stabilizer
Transformers: SG Three-Phase Dry-Type Transformer, BK Single-Phase Control Transformer, Isolation Transformer, Dry-Type Auto Transformer, Dry-Type Isolation Transformer, UV Equipment Transformer, UPS/EPS Dedicated Transformer, Medical Isolation Transformer, Energy-Saving Transformer, Zero-Adjustment Energy-Saving Transformer, Surge-Protected Isolation Transformer Cabinet, K-Factor Transformer
Voltage Regulators: TDGC Single-Phase Regulator, TSGC Three-Phase Regulator, Manual Regulator, Motorized Regulator, Three-Phase Oil-Immersed Induction Regulator
Inverters / VFDs: Pure Sine Wave Inverter, Variable Frequency Drive (VFD), High-Power VFD, Vector Control VFD, Light-Duty Micro VFD
Frequency Converters: Frequency Converter, Single-Phase Frequency Converter, Three-Phase Frequency Converter, Smart Frequency Converter, Programmable Frequency Converter, Three-Phase-to-Single-Phase Frequency Converter
UPS: UPS Power Supply, SW Single-In/Single-Out UPS, SWD Three-In/Single-Out UPS, SWS Three-In/Three-Out UPS

whatsapp QR Code

Add Us on whatsapp · 1-on-1 Sizing Consultation

whatsapp ID:+8618943662528

Copy the whatsapp ID → search in whatsapp to add us and get a custom product solution