What does Ch mean for Eaton breakers?

NOVEMBER 02, 2022
Eaton CBElement Air Clutch Brakes Company@@
dDNounD2 MMSealsUNSPSCWeightgrade:
16CB500 105482 - - - 28 mm - - - -
30CB525 142439DA - - - - - - - -
32CB525 142440DA - - - 8-13/16 in - - - -
36CB525 142441DA - - - 8 ° - - 0.06 lbsPrecision
40CB525 142442DA - - Bearing - - 31171530 - -
45CB525 142443DA - - - 1-1/2 in - - - -
16CB500 142432DK - - - 4.6094 in - - - -
18CB500 142433DK - - - - - - - -
20CB500 142434DK - - - 42 mm - - - -
22CB500 142435DK - - - 5820 lbf - - - -
24CB500 142436DK - - - 5.0000 in - - - -
26CB525 142437DK - - - 0.9375 in - - - -
28CB525 142438DK - 18-5/16 in - 14.3750 in - - - -
30CB525 142439DK - - - Round - - - -
32CB525 142440DK - - - Precision Extra Capacity - - - -
36CB525 142441DK0.752 Inch | 19.101 Millimeter1 Inch | 25.4 MillimeterBearingOil Impregnated Sintered Bronze - 31171515 - -
40CB525 142442DK - - - 1.5000 in - - - -
45CB525 142443DK3.346 Inch | 85 Millimeter3.689 Inch | 93.7 MillimeterBearingCast SteelTeflon Labyrinth31171501 - -
12CB350 10548 - - - AK - - - -
14CB400 105481 - - - - - - - -