Precise convertor 30Aef / 12VDC with current transformer PPT4/H 1000


Linearity of current transfomer PPT4/H 1000 and whole I/U convertor


Devices and PCB of I/U convertor with transfomer PPT4/H 1000
R1 56R/0,5Ω
R2 ≈ 1K2 (ratio settings)
R3 ≈ 1K2 (ratio settings)
R4 1K8
R5 - R8 10K
R9, R10 82K
R11 68K
R12 39K
R13 100R
C1, C2 680n
C3, C4 200M/35V
C5, C6 10n
IO1, IO3 OP07CP
IO4 78L15
IO5 79L15
D1, D2 KA221
D3 bridge rectifier
S1, S2 PCB double clamp
Tr PCB main transformer 2x15V 1,8Ω
PTr current transformer PMEC PPT4/H 1000






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