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Type Direct Drive
Maximum antenna weight 500 kg
Applicable antenna types Radar Antenna Families 21 - 31ft
Rotational speed antenna shaft Variable from 1 to 60 rpm
Motor type Rotary torque motor
Power supply 3-phase 400 V, 50/60Hz and 24 VDC/6A
Driving torque 1880 Nm max
Environmental temperature range -25 to +50°C
Sound pressure level < 50 dBA (at 20 rpm)
Weight Approx. 250 kg excl. support
(290 kg incl. support)
Dimensions Ø 990 x 1011 mm (including support)
Standard features
One-channel rotary joint for X-band with through-going shaft
EnDat optical shaft encoder
Time Between Overhaul 10 years
Available options
Support for platform mounting of the Antenna Turning Unit
Spark subassembly for integrated lightning protection
Cold weather package for operation at temperatures down to -40°C
Slip ring unit (up to six rings), e.g. for antenna polarization control
Anti-vibration and noise suppressing mounting ring
Antenna tiltring fixed or adjustable up to 10 degrees
Antenna Turning Unit type DD3