Bevel-helical speed reducer B4 cessary to specify the direction of rotation of th B4-FH-20-A

Flender/Flender Gear Units/Bevel-helical speed reducer B4

with keyway B2HH 5 5 8 H7 2 1 2 3D 5 9 H7 2 2 4 4D 5 1 H7 2 2 4 5D 5 1 H7 2 4 7 6D 5 1 H7 2 4 7 7D Type Size D2 D3 G4 G5 kg Hollow shaft for shrink disk B2DH 5 5 8 H6 8 2 2 1 2 3G 5 1 H6 1 2 3 2 4 4G 5 1 H6 1 2 3 2 4 5G 5 1 H6 1 2 3 4 7 6G 5 1 H6 1 2 4 4 7 7GG_MD3_XX_0G2 I2 d2 G_MD3_XX_0G4 G4 2H7 G_MD3_XX_0G5 G4 D3D 2H6 Approximate values; exact data acc. to order-related documentation. Without oil filling. Siemens AG 2 Bevel-helical gear units ho rizontal mounting position Type B2 Gear unit dimensions Two-stage, gear unit sizes 5 and 5 7/4 Siemens MD 3.1 2Selection and ordering data Air inletFanG_MD3_EN_0 n2 n1 n6E am1 n4 n4H hh5 d1 d6 ca.3A1 A2cD 5 B1 c1G1 n3 m3 bl1 l3e3A3 G3 G6 Dimensions in mm Gear unit sizesInput Fan d1 l1 l3 d1 l1 l3 G1 G3 A1 A2 A3 B1 d6 G6 iN = 5 1.2 1.5 1 5 8 m6 1 1 7 m6 1 1 7 8 3 4 2 3 2 8 iN = 6 1.2 1 1 5 8 m6 1 1 7 m6 1 1 8 8 3 4 2 3 2 8 Gear unit sizesDimensions in mm c1 D5 e3 h5 m1 m3 n1 n2 n3 n4 n6 5 8 5 4 5 3 2 2 7 3 1 5 4 1 1 4 3.5 2.5 2 5 9 5 4 5 3 2 2 7 3 1 6 4 1 2 5 3.5 3.5 2 Note: For shaft details, see pages 1/2 to 1/7. Maximum dimension including bolted connection. See order-related documentation for exact data. Permissible tolerance: -1 mm. Siemens AG 2 Bevel-helical gear units ho rizontal mounting position Type B2 Gear unit dimensions Two-stage, gear unit sizes 5 and 5 7/5 Siemens MD 3.1 2Selection and ordering data (continued) Output Oil quantity Weight 7th position of Article No. and Article No. supplementfor 1th to 1th position see pages 7/1 to 7/1 Article No.: 2LP2.- ..-.... Type Size d2 l2 G2 kg Solid shaft B2SH 5 1 n6 2 3 6 1 8A 5 1 n6 2 3 7 1 0B Type Size D2 G4 kg Hollow shaft with keyway B2HH 5 1 H7 3 6 1 8D 5 1 H7 3 7 1 0E Type Size D2 D3 G4 G5 kg Hollow shaft for shrink disk B2DH 5 1 H6 1 3 4 6 1 8G 5 1 H6 1 3 4 7 1 0HG_MD3_XX_0G2 I2 d2 G_MD3_XX_0G4 G4 2H7 G_MD3_XX_0G5 G4 D3D 2H6 Approximate values; exact data acc. to order-related document