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KUBOTA's plant in Fujioka has become ISO9001 certified since 1996.
Specifications for the 6930 model
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Maximum speed 22,000rpm
Maximum RCF 48,700xg
Maximum capacity 3,000mL
Control system Microprocessor control, Induction motor, Speed, RCF, Time, g-sec, Temperature, Acceleration & Deceleration, Memory (three channels)
Abnormality detected display Lid open, Imbalance, Over speed, Abnormally high temperature, Function for detecting an occurrence of electrical abnormality in motor, Inverter sensor, Lid interlock sensor, Speed sensor, Temperature sensor
Acceleration/Deceleration Three-level selectors (rapid, slow and super slow)
Speed setting From 100 to 22.000rpm, 100rpm increments
Speed indication Digital display, from 0 to 22,500, 100rpm increments
RCF setting From 0 to 48.700xg, 100xg increments
RCF indication Digital display, from 0 to 48,700xg, 100xg increments
Integrator setting and indication Digital display, from 1.00 to 9.99 x109 g•sec
Timer setting and indication Digital display, with Hold and Electric buzzer
  from 1 sec. to 90 sec., in 1 sec. increments setting
  from 10 sec. to 900 sec., in 10 sec. increments setting
  from 1 min. to 90 min., in 1 min. increments setting
  from 10 min. to 900 min., in 10 min. increments setting
Temperature setting and indication Digital display, 1°C increments setting and indication
  Ordinary model: from -20°C to 43°C
Brake system Rapid, slow and super slow, microprocessor control
Power requirements Single phase AC 220/230V±10%, 50/60Hz, morethan 24A
Rated voltage and Rated current 220/230V, 12A
Dimensions (WxDxH) and Weight 480x720x930mm, 160kg

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