Bevel-helical gear unit B4 Side Labyrinth Z PC Side Labyrinth with VsealSid B4DH-13-C

Flender/Flender Gear Units/Bevel-helical gear unit B4

ture difference to 1 P2N Nominal power rating of gear unit (kW), see rating tables P2 Power of driven machine (kW) Ambient temperature () TA Max. torque occurring on high speed shaft (HSS), ..: Peak operating, starting or braking torque (Nm) T2N Nominal output torque on the low speed shaft (LSS, kNm) T2max Max. permissible torque of low speed shaft (LSS, kNm) TM Nominal motor torque (Nm) TMA Motor starting torque (Nm) TMK Motor pull-out torque (Nm) P2eq Equivalent power rating (kW) PI, PII, Pn Fractions of power (kW) from load spectrum XI, XII, Xn Fractions of time (%) load spectrum * On request PGC1 / PGC1 (kW) Gear unit with built-in cooling coil PGA (kW) Gear unit without auxiliary cooling PGD1 / PGD1 (kW) Gear unit with fan and built-in cooling coil PGB (kW) Gear unit with fan cooling The values are applicable for: Operation cycle 1% Installation in large hall Altitude 0 Cooling water inlet tem perature of 2 with limiting of the cooling water tem perature difference to 1 or 1 KThe values are applicable for: Operation cycle 1% Installation in large hall Altitude 0 Flender GmbH 2NER GROUP CO.,LIMITED Germany sogears HB series gearbox 3/8 Flender MD 2.1 2Design of the gear units Guidelines for selection Calculation example Overview Known criteria for the calculation example Prime mover Electric motor: P1 = 7 kW Motor speed: n1 = 1 rpm Max. starting torque: TA = 7 Nm Driven machine Belt conveyor: P2 = 7 kW Speed: n2 = 2 rpm Duty: 1 /day Starts per hour: 7 ON period per hour: ED = 1% Ambient temperature: 4 Installation in large hall: Wind velocity 1.4 / Altitude: Sea level Gear unit design Bevel helical gear units Mounting position: horizontal Low speed shaft (LSS): on the right, version , solid shaft Direction of rotation of low speed shaft (LSS): counter-clockwiseRequired Type of gear unit Gear unit size 1. Determination of gear unit type and gear unit size 1.1 Determination of the ratio 1.2 Determination of the nominal power rating of t