ABB VHK 20 - Page 26

IB 6.2.7.7-3 APPENDIX
2
6
CONTACT PRESSURE (MODEL 21 AND 80)
FIGURE A9
THIN FLAT STRAIGHT
EDGE TO MARK
PUSHROD.
STRAIGHT EDGE SHOULD
BE WIDE ENOUGH TO
REST ON FLAT SURFACE
OF MOLDED CHAIR
ASSEMBLY.
PUSHROD
PUSHROD
PIN
MOLDED CHAIR
ASSEMBLY
APPROX.
6 INCHES
APPROX.
3.25 INCHES
WIDE
APPROX
.065”
THICK
CONTACT WIPE
CONTACT
(WIPE) SPRING
TRUNION
BLOCK
NUT