Buy a rotator always one size larger than needed !
Also take into consideration, that the specifications mentioned are for a max. height of 18 m. above ground. Above 18 m. add 1 kgf/m (= 0,1 N/m).
The Create ERC-51 elevation rotator is meant for middle sized antenna systems and has a "preset" function.
Specifications
Rotating torque | : | 20 kg/m |
Brake torque | : | 100 kg/m |
Turning range | : | 140° |
Max. antenna load | : | 50 kg |
Mast diameter | : | ø 48-68 mm |
Boom diameter | : | ø 40-62 mm |
Weight | : | Rotator - 8 kg | Controller - 2 kg |
Dimensions | : | Rotator - W265 x D225 x H225 mm | Controller W170 x D173 x H123 mm |
Power requirement | : | 230 V - 0,8 A |
Control cable | : | min. 7-core x 0,75 mm2 until max. 50 m. length (not included) |
Dimensions and weight are including packaging