CT1720KR CT173M120/5-2.5/1-002 CT173M150/5-2.5/1-001 CT173M200/5-2.5/1-002 CT173M300/5-2.5/1-002 CT173M400/5-2.5/1-002 CT17-3T CT1741 CT1741 V4.12 CT1741 V413