Cylindrical three-stage vertical gearboxes type B - 400 are designed for
use in the lifting and transport equipment as a drive of travelling mechanisms
crane trolleys and cranes, as well as a general purpose drive.
Conditions of application:
load constant and variable in value;
single direction and reversible;
continuous or intermittent operation;
shaft rotation in any direction;
input shaft rotation frequency should not exceed 1800 rpm;
atmosphere of types I and II according to GOST 15150-69 with air dustiness not more than 10 mg/m3;
climatic designs: U, T (for placement categories 1...3) and climatic designs
UHL and O (for placement category 4) according to GOST 15150-69.
Unit designation
B-400-17,4-U1, where
B - type;
400 - total centre-to-centre distance;
17,4 - actual transmission ratio;
U1 - climatic execution and placement category.
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