HPI-35

Overview

The Signal Transformer HPI-35 is a high-power international laminated core power transformer rated at 3.5 kVA. It features dual primary windings supporting 100, 115, 215, and 230 VAC inputs. Dual secondary windings provide 115 V or 230 V outputs with corresponding currents of 30.4 A (parallel) or 15.2 A (series). The unit utilizes chassis mounting with screw termination blocks. Physical dimensions are 190.5 mm length, 177.6 mm width, and 166.6 mm height. It offers 4000 Vrms dielectric strength and operates at 50/60 Hz frequencies.

Feature Summary

• Concentric platform construction for improved volumetric efficiency
• Reinforced insulation design ensuring safety compliance
• Low leakage current performance under <50mA threshold
• UL 94V-0 flammability rating for enhanced fire safety

Applications

• Medium load single-phase voltage conversion
• Industrial equipment requiring isolated power supply
• Medical device power isolation systems

Procurement Notes

Verify the specific datasheet version to confirm current manufacturing status and any recent component relocation notices. Ensure shipping constraints are reviewed, as size and weight may restrict availability in certain regions. Confirm that the required input voltage configuration matches the available primary winding options before finalizing the order.

Selection Notes

Select this model for applications requiring robust international voltage compatibility and high power density. The dual primary and secondary configurations allow flexible wiring for various global standards. Consider the chassis mount style and physical footprint when designing the enclosure layout to ensure adequate clearance for thermal management and maintenance access.

Part Context

The HPI-35 belongs to the HPI series of high-power international transformers manufactured by Signal Transformer. This series is designed for industrial environments demanding reliable power isolation and voltage transformation. The product line emphasizes safety through reinforced insulation and low leakage characteristics, suitable for sensitive electronic loads.

Replacement Considerations

No public confirmed substitute part numbers are documented.