Warning danger – Gast NL52 User Manual
Page 2

Read air motor label to check that
motor has been designed for use
in a hazardous application:
• Hazardous zone
• Hazardous category
• Equipment group
• Temperature class
• Maximum surface temperatures
Example:
Model designation: 1UP-NRV-10
Year manufactured: 2003
Gast Mfg. Corp.
II 2GD c +1Cº Ta +40Cº
Benton Harbor, MI USA
Telephone: 269.926.6171
* Legend:
II Equipment group II
2 Equipment category 2
G Gas atmospheres
D Dust atmospheres
c Constructional safety
+1CTa +40C* Max. surface temp. 275ºF/135ºC
Ambient range +1Cº to +40ºC (34ºF/104ºF)
Correct installation is your responsibility. Make sure you
have the proper installation conditions.
INSTALLATION
2
Improper environment, installation and operation can
result in severe personal injury and/or damage to
property.
Qualified personnel must perform all work to assemble,
install, operate, maintain and repair air motor.
Qualified personnel must follow:
• These instructions and the warning and information
labels on the motor.
• All other drive configuration documents, startup
instructions and circuit diagrams.
• The system specific legal regulations and
requirements.
• The current applicable national and regional
specifications regarding explosion protection,
safety and accident prevention.
Complete the following checklist prior to
starting installation in a hazardous area. All
actions must be completed in accordance with ATEX
100a.
Check the site environment for potentially
explosive oils, acids, gases, vapors or radiation
Check the ambient temperature of the site and
the ability to maintain proper ambient
temperature.
Ambient range:
Normal conditions: 34ºF/1ºC to 250ºF/121ºC
Hazardous conditions: 34ºF/1ºC to 104ºF/40ºC
Check the site to make sure that the air motor
will be adequately ventilated and that there is no
external heat input (e.g. couplings). The cooling
air may not exceed 104ºF/40ºC.
Check that products to be driven by the air
motor meet ATEX approval.
Check that the air motor is not damaged.
Checklist for installation in hazardous areas:
Your safety and the safety of others
is extremely important.
We have provided many important safety messages in
this manual and on your product. Always read and
obey all safety messages.
This is the safety alert symbol. This symbol
alerts you to hazards that can kill or hurt you and
others. The safety alert symbol and the words
“DANGER”and “WARNING”will precede all safety
messages. These words mean:
You will be killed or seriously injured if you don’t follow
instructions.
You can be killed or seriously injured if you don’t follow
instructions.
All safety messages will identify the hazard, tell you
how to reduce the chance of injury, and tell you what
can happen if the safety instructions are not followed.
WARNING
DANGER
Injury Hazard
Install proper guards around output shaft as needed.
Air stream from product may contain solid or liquid
material that can result in eye or skin damage.
Wear proper eye protection when installing this product.
Failure to follow these instructions can result in
serious injury or property damage.