Emerson Bettis SCE300 Installation, Operation And Maintenance Manual page 31

Installation and Maintenance Instructions
MAN-02-04-99-0712-EN Rev. 1
CAUTION
Failure to use the recommended bolts tightening torque can result in damage to the
actuator or valve.
CAUTION
Refer to the manufacturer for flamepath dimensions.
CAUTION
To reduce the risk of static ignition, only use anti static cloth for cleaning.
CAUTION
Using seals, gaskets and o-rings other than the approved type may result in damage to the
actuator or valve.
DANGER
Do not electrically operate the actuator when the electrical enclosures are removed.
Do not open the actuator covers when an explosive atmosphere may be present. Ignoring
the above precautions may result in personal injury or death.
NOTICE
The SCE300 electric actuator must be installed and maintained according to the applicable
rules regarding electrical installation in hazardous areas (other than mines) classified as
zone 21 and/or 22 (dust) according to EN 60079-10 (hazardous area classification).
For example: installation and maintenance according to EN 50281-1-2.
Pay special attention to the following:
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•
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Installation
Before assembly, the joint surfaces must be greased with silicone oil or an equivalent
Cable glands must possess the minimum degree of protection per IP66/68 (EN 60529)
Periodically measure the quantity of dust deposited on the surface of the actuator
body. Clean the dust with a damp cloth (to avoid inducing static electricity) if said
dust accumulates to more than 5mm high (relative to the actuator body)
Section 4: Installation
February 2020
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