Phase Segregated Treminal Box (PSTB)

Phase Segregated Treminal Box (PSTB)

PSTB is a compact and robust electrical enclosure designed to house step-down transformers for overhead power distribution systems. It is commonly mounted on utility poles to reduce high-voltage power to a safer, lower voltage for end-user applications.

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Specifications

FeatureDetails
Primary Voltage11kV, 22kV, or 33kV
Secondary Voltage230V, 415V, or customized
Transformer RatingRanges from 10 kVA to 500 kVA
Cooling TypeNatural Air/Oil-Cooled (ONAN)
Enclosure ProtectionIP55 or IP65 for outdoor conditions
Mounting TypePole-Mounted with secure brackets
MaterialGalvanized Steel, Aluminum, or Stainless Steel

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