Kubota 7780 User Manual

Page of 8
http://www.centrifuge.jp
Copyright © 2005 KUBOTA CORPORATION F4, Printed in Japan
29-9 Hongo 3-chome, Bunkyo-ku, Tokyo 113-0033, Japan
Tel +81 3 3815 1331  Fax +81 3 3814 2574
E-mail: f-trade@kubotacorp.co.jp
Note: This catalogue is not for distribution in the USA, Canada, Mexico and Australia as 
products shown are not for sale in these countries.
For your safe use of the equipments, be sure to read
the instruction manual carefully before you start its
operation.
Always discontinue
use when
phenomena listed
at right appear.
IMPORTANT
To prevent occurrences of functional failures or accidents,
turn off the power switch, pull out the power cable plug from
the plug socket and be sure to contact your nearest Kubota
Dealer, or an office of Kubota Corporation when there is no
Kubota Dealer in your neighbourhood.
Parts may be adversely affected by heat, humidity and specimens or
deteriorated by aging resulting in functional failures or may even lose their
safety characteristic to cause accidents.
•The rotor or bucket has been found to be damaged or corroded. 
•A burnt smell comes out of the equipment. 
•You receive a minor electrification when you touch the 
equipment body by a naked hand. 
•Some other abnormality or failure has been found occurring.
Safety
Precautions
DISCONTINUE 
USE
(✳1) Those of projections are not included.
All specifications and external appearance subject to change without notice.
* On Model 7780 only use KUBOTA made rotor, adapter and tube rack.  Do not attempt use rotors, adapters or tube racks made by other manufacturers.
* The rotor mentioned in the catalogue is usable on other KUBOTA centrifuge models.  For details, refer to the catalogues relevant to each model.
* Follow instructions given in the relevant Instruction & Service Manual for operating centrifuges.
Specifications
Model 7780
Maximum Speed
¡
22,000rpm
Maximum RCF
¡
52,490xg
Maximum Capacity
¡
4,000mL
Control system
¡
Micro-processor control (Brushless motor)
Speed, RCF, Time, g·sec, Temperature, Acceleration & Deceleration, 20 channel memories
abnormality detected display
¡
Lid open, Imbalance, Over speed, Abnormally high temperature, Rotor mounting abnormality
Function for detecting an occurrence of electrical abnormality in motor, inverter, 
lid interlock, speed sensor and temperature sensor.
Acceleration / Deceleration
¡
Three-level selectors; Rapid, Slow and Super Slow
Speed setting
¡
From 300 to 22,000rpm, 10rpm increments
Speed indication
¡
Digital display, From 0 to 22,500rpm, 10rpm increments
RCF setting
¡
From 10 to 52,490xg, 10xg increments
RCF indication
¡
Digital display, From 0 to 54,900xg, 10xg increments
Integrator setting and indication
¡
Digital display, From 1.00 to 9.99x10
9
g·sec
Timer setting and indication
¡
Digital display, with Hold and Memory Flashing
from 1 sec to 100 sec, in 1 sec increment
from 100 sec to 990 sec, in 10 sec increments
from 1 min to 100 min, in 1 min increment
from 100 min to 990 min, in 10 min increments
Temperature setting and indication
¡
Digital display, 1˚C increments, Pre-cooling 
Temperature setting range  –20˚C to +40˚C
Temperature indication  –20˚C to +43˚C
Refrigerant
¡
R 404A
Power requirements
¡
Single phase AC220V±10%, 230V±10%, 50/60Hz, 30A
Rated voltage and Rated current
¡
220/230V, 50/60Hz, 12A
Power consumption and Heat output
¡
3500W, 13MJ/h
Dimensions, weight
¡
64(W) x 78(D) x 86(H)cm
1
, 235kg
Test standard
¡
IEC 61010-2-020  Class 1
7780-8P英文  05.5.25  11:34 AM  ページ1