Introduction

QS30A-3 range extender (External, Available for purchase）technical parameters：

• Secondary 1000 turns, primary 100 turns, auxiliary 1000 turns, with window for series connection of the coils
• Ratio and rated maximum current:
  （when bridge measuring range is 1000：1）：
  10，000：1    10A  Can be used to expand the range
  100，000：1   100A  Series wounded 10 turns
  1000，000：1   1000A  Series wounded 1 turn
• Accuracy：（when bridge measuring range is 1000：1）±1×10-5      
• Dimension：111×62×128（mm）