🔋 STS Phase Angle (Out-of-Phase Transfer Delta-Theta 30°-180°, Core Flux Inrush)

STS Out-of-Phase Inrush Calculator

Model downstream isolation transformer magnetic core saturation and transient inrush current spikes during out-of-phase asynchronous power source transfers across Static Transfer Switches: calculate phase angle offset (Delta-Theta 30 deg to 180 deg), optimize dynamic zero-cross volt-second flux balancing algorithms, prevent upstream breaker nuisance trips, and power margins.

1. Project & Operating Inputs

Downstream Transformer Rating (kVA e.g. 450 kVA K-20 PDU Transformer)

Source Phase Angle Difference (Degrees e.g. 60.0° Unsynchronized Sources)

Customer Bid Price for Supplied STS with Flux Balancing ($)

Eaton PDI Wave-Sync STS Controller, High-Current SCR Assemblies, Tech ($)

2. Financial Breakdown & Yield

STS FLUX BALANCING

Turnkey Advanced STS Controller Upgrade Profit

Mission Critical Power Engineering Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Direct Cost