Siemens Rectifier units with cooling group

---

Two rectifiers with the following data:
Two rectifiers DC100 kA, 125 V
Number of thyristors mounting places - 60 / 10 per phase
Number of installed thyristors - 54 / 9 per phase
Thyristor - T4301 N22 TOF
Fuse - 170M7901, In = 4500A
Control range - 85V to 125V DC
Phase effect - per rectifier: 6-pulse, per group 12-pulse

Each rectifier Net weight / Gross weight - 5000 kg / 6300 kg

Overall rectifier control is carried out with a Simatic S7-300 PLC, with a CPU317-2DP, as central unit.

Available cooling group for these rectifiers consisting of:
Coolers - 2 units
Conservator - 1 unit
Cooling block group FST 1KA0370-2E2A2
Heat exchanger - Guentner S-GFH 090.2A / 2x4-N(D)-F6/2P, operating pressure 16 bar, volume 250 L, fan type VT011
Pipes and consoles for cooling group

For more details, please feel free to contact at arnaudov.mitko@arnservice.com or 00359887240551 and m.arnaudov@arnservice.com or 00359886538783!