Specifications

Document No. DER01222

Effective Date 30 Aug 07

Page No. 1 of 1

EQUIPMENT SPECIFICATIONS

DE-7200 CENTRIFUGE

Equipment specifications are presented below for the DE-7200 centrifuge. Refer to Section 11 -

Reference Drawings for additional information and specifications.

Dimensions (Approx.)

156” L x 45” H x 81-1/2” W (3962mm x 1143mm x 2070mm)

Weight (Approx.)

TBD lbs (TBD kg)

Drive System

Three separate pulse width modulated (PWM) variable

frequency drives (VFDs) having insulated gate bipolar

transistor (IGBT) outputs provide operating AC power to bowl,

conveyor, and feed pump drive motors

Control System

Environmentally hardened PLC and operator control panel

providing short-term data storage and display of critical

parameters; optional remote monitoring and control of bowl,

conveyor, and feed pump motors is available

Bowl Drive Motor

150 HP, explosion-proof, 3-phase inverter duty electric motor

operating bowl through a sheave and belt; for additional

information, refer to the data plate on the motor housing.

Conveyor Drive Motor

60 HP, explosion-proof, 3-phase inverter duty electric motor

operating a 49:1 three-stage planetary gearbox which is

directly coupled to conveyor; for additional information, refer to

the data plate on the motor housing.

Bowl Speed

0 - 3000 RPM

Differential Conveyor Speed

0 - 90 RPM

Safety Devices

Sensing and automatic shutdown due to excessive bowl

speed, high main bearing temperatures, and excessive

vibration

The content of this document is subject to change at any time. Information provided does not cover all details or variations possible

with DERRICK equipment, nor does it cover every contingency that may be met in conjunction with installation, operation,

maintenance, or troubleshooting of the equipment. Should additional information be required, or should situations arise that are not

covered by this manual, bring the matter to the attention of your local DERRICK representative or the Service Department at

DERRICK Corporation in Buffalo, New York.