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Common
Operating Frequency
Details of Mechanical Design
Style and position of terminals or leads
Duty Cycle
Insulation test voltage (hipot)
Operating ambient temperature
Weight and size constraints
Shielding (magnetic, electrostatic)
Safety agency approvals
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Linear Power or Linear Rectifier Transformers
Primary input: voltage, frequency, taps
If 3-phase, type of connections
Secondary output: Volts, Amps
If 3-phase, type of connections Load regulation
Exciting current
Core loss
Type of rectifier and filter (schematic if possible) |
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Reactors
Inductance and tolerance
DC bias current, excitation voltage and frequency
Nominal DC resistance |
Inverter Transformers
D C supply voltage
Frequency and tolerance
Circuit details affecting the applied DC voltage
Secondary rating information
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Current Transformers
Input current
Frequency
Output current or voltage
Load impedance
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Ferroresonant Transformer
Primary input: voltage, frequency, taps
Secondary output: voltage(s), current(s), taps
Line voltage regulation
Load regulation
Resonant capacitor and voltage
Circuit configuration
Short circuit current |
