AT090L = 1 Input, 2 Output AT090L1 = 1 Input, 1 Output (Clockwise / Anti-clockwise) AT090R1 = 1 Input, 1 Output (Clockwise / Clockwise) For more information, see rotation directions on page 66 Design Parameter Value Nom. Output Speed (rpm) 1500 Max. Input Speed (rpm) 5500 Max. Axial Load on Input (N)* 725 Max. Axial Load on Output (N)* 850 Max. Radial Load on Input (N)* 1450 Max. Radial Load on Output (N)* 1700 Efficiency (%) ≥ 98 Unit weight (kg) 6.8 Min. Operating Temperature (°C) - 10 Max. Operating Temperature (°C) + 90 Protection Rating IP65 Noise (dB)** ≤ 74 Ratio Nom. Output Torque (Nm) Max. Acceleration Torque (Nm) Mass Moment of Inertia (kg/cm²) ~ SINGLE STAGE ~ 1:1 78 117.0 3.16 1.5:1 78 117.0 2.82 2:1 68 102.0 2.70 3:1 54 81.0 2.66 4:1 48 72.0 2.65 5:1 40 60.0 2.65 ~ DOUBLE / TRIPLE STAGE ~ PLEASE SEE FLANGED SERIES FOR LARGER REDUCTION RATIOS * Applied at centre of in/output shaft (Length/2). For more information, see pages 68 & 69 ** Based on 1:1 ratio @ 1500 rpm without load Backlash ~ SINGLE STAGE ~ ≤ 6 arcmin Shaft Option Order Code Smooth Shaft S1 Keyed Shaft S2 Other Options Available Order Code Food Grade Grease on request High or Low Temperature Grease on request NOTE: Example gearbox shown with S2 shaft option AT = Stainless steel ATB = Blackened carbon steel Dimensions and ratings of AT & ATB series are identical ALL BEVEL GEARBOXES ARE SUPPLIED LUBRICATED FOR LIFE WITH NYE® NYOGEL 792D SYNTHETIC GREASE AND CONFORM WITH ATEX EQUIPMENT-GROUP II CATEGORY 2 AS STANDARD TEL: 01827 288122 sales@wmh-trans.co.uk FAX: 01827 253390 www.wmh-trans.co.uk 52 AT090L – Shaft Series Spiral Bevel Range – Stainless or Steel 90 90 18 k6 53 2 8 15 72 90 45 36 36 4x M6 x 15 90 52 15 2 72 88 h7 45 36 76 BCD 4x M5 x 8 4x M6 x 15 M5 x 0.8 x 12.5 6 x 6 x 28 h9 KEY 18 k6 88 h7 88 h7 87 g6 36 62 97 4x M6 x 15 D E F C 1 2 3 4 B A 3 2 1 5 4 6 7 8 AT090R1-1 WEIGHT: A SHEET 1 OF 1 SCALE:1:2 DWG NO. TITLE: REVISION DO NOT SCALE DRAWING MATERIAL: DATE SIGNATURE NAME DEBUR AND BREAK SHARP EDGES FINISH: UNLESS OTHERWISE SPECIFIED: DIMENSIONS ARE IN MILLIMETERS SURFACE FINISH: TOLERANCES: LINEAR: ANGULAR: Q.A MFG APPV'D CHK'D DRAWN