Operating Instructions

Table Of Contents
8 Technical description
8.2 Production unit
Dentsply Sirona
Operating Instructions CEREC Primemill
62
67 19 681 D3439
D3439.201.01.01.0209.2019
8.2.2 Technical data
Type designation CEREC Primemill or
CEREC Primemill US
Nominal mains voltage 100V–240V ~
Nominal mains frequency 50/60 Hz
Nominal current 2.1 – 4.2 A
Nominal power output 400VA
Permissible mains voltage fluctua-
tions
±10% of nominal voltage
Type of protection against electric
shock
Protection class I device
Degree of protection against
ingress of water
Ordinary device (without pro-
tection against ingress of wa-
ter)
Overvoltage category II
Ambient conditions For indoor use
Pollution degree 2
Air pressure: 700 hPa – 1060
hPa
Temperature range 5°C to 40°C
41°F to 104°F
Humidity range 80% rel. up to 31°C (87.8°F)
decreasing to
50% rel. up to 40°C (104°F)
Operating mode Continuous operation
Radio equipment frequency band: 13,553 MHz–13,567 MHz
Max. transmission power < 200 mW
Dimensions (WxHxD) in mm 729 x 454 x 465
Approx. weight 46kg
8.2.3 Controller board
3x 2-axis stepping motor controller with microstepping
4 DC motor controllers with integrated speed and current control and
force monitoring
Ethernet, 2 USB, suction