Rectifiers & D.C. Power Supply Systems

High power rectifier sets for electrolyzers

 

Main specification

Parameter name	Value
	Nickel Ni	Copper Cu		Zink Zn	Fluorine F
Primary voltage, kV	6 ÷ 35
Rectified current, kA	12 ÷ 50	12 ÷ 50		25 ÷ 100	6,3 ÷ 25
Rectified voltage, V	200 ÷ 850	200 ÷ 450		450 ÷ 1000	450 ÷ 900
Type of rectifier	thyristor
Rectification circuit	bridge
Pulse number	12
Cooling of thyristors	– distilled, deionized water   – non – freezing liquid
Accuracy of current maintaining, %	1
Voltage adjustment  coarse fine	no – load, on – load tap changers of transformer by firing angle of thyristor
Power factor (without compensation), not worse	0,9
Installation	– indoors – outdoors
Ambient air temperature	from - 45 °C to + 45 °C

Delivery set

• switchgear device   6 – 35 kV;
• rectifier set;
• direct current meter;
• heat exchanging unit:    – «water – water»,    
                                             – «water – air»,
                                             – «non – freezing liquid – water»,
                                             – «non – freezing liquid – air». 
  

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