Cam switches Characteristics (p. 213) > 1 SPEED STARTER, 1 WAY - 3 PHASE MOTOR (continued) PR 26 - 32 A (AC21) 2-screw panel mount - interval: 30 mm Grey/black medium handle 72 aluminium plate and frame P= 11 kW in 400 V Cat. No. Designation Y 8 contacts ∆ 0 PR26 9551 B4 E Q72MN ZZ51BQ7 ZZ51BQ7 30 72 58 x 53 Ø28 6 81 31 PR 26 - 32 A (AC21) Cat. No. Enclosure Designation Black small handle 64 aluminium plate P= 11 kW in 400 V 8 contacts ZZ51BXQ 22 120 x 96 Ø28 101 26 179 Y 0 ∆ PR26 9551 B4 BCQ3 ZZ51BXQ