Hitachi NEXT Series Instruction Manual page 2

How to Use This Instruction Manual
● T his Instruction Manual covers the standard models of HITACHI DSP air compressor.
● This Instruction Manual is intended to assist daily operators and maintenance personnel
in the installation, operation, control and service of the air compressor.
● Prior to operation of this air compressor, ensure that all operators read and understand
this INSTRUCTION MANUAL completely, thereby operating it safely and properly.
P lace the INSTRUCTION MANUAL near the air compressor to make it available at any
time, and refer to it as the need arises.
● If there are any questions or comments, please contact the local Hitachi distributor/
master dealer or representative offi ce.
● Fill your compressor's model name, Serial Number, etc. in Section 13 of this Instruction
Manual. Such information may be helpful when ordering parts, periodic maintenance,
and overhaul.
Never remove a protective device from the air compressor or
modify the air compressor.
It is imperative to install an earth leakage (ground) circuit breaker
on the power cable. This prevents a ground fault accident.
DSP air compressors are not designed, intended or approved for
breathing air applications. Hitachi does not approve specialized
equipment for breathing air applications and assumes no
responsibility or liability for compressors used for breathing air
services.
The motor rotor contains a powerful magnetic field. This field can effect the operation of digital devices
such as watches, mobile phones etc. Assembly or handling of the rotor should not be attempted by
personnel with cardiac pacemakers, defibrillators or other implanted electronic medical device.
■ Model Code
Dry or oil-free rotary
Screw air compressor
● For improvement of the product, contents in this manual are subject to change without notice. Please be forewarned.
● The product drawing in this manual shows DSP-75VWTN as a typical example.
D S P -
Packaged
WARNING
CAUTION
7 5 V W T 6 N
NEXTseries
Frequency (5: 50 Hz, 6: 60 Hz)
Two-stage
Cooing Method (A: air-cooled, W: water-cooled)
V: V type
without V: fixed-speed type
Nominal Output (kW)