Installing The Servomotor; Water Proof And Oil Proof Properties - Fuji Electric ALPHA7 User Manual

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1.1.3 Installing the Servomotor

The servomotor can be installed horizontally or vertically with the shaft facing up or down. The same

rule applies to the brake-incorporated servomotor and gear head.

The symbol in the figure is the installation method symbol specified by JEM. Description in parentheses

( ) indicates the earlier JEM symbol.

 The servomotor itself has resistance against splashes in relatively

small amount. However, the shaft-through part is not water proof

or oil proof. Take mechanical protective measures to block entry

of water and oil

. Keep the temperature inside the cover to

40-degree or less.

 Install a cover in environments susceptible to much water, oil or

 Do not operate with cables immersed in oil.

 Some coolant types can provide on sealant, cable, case or

 To install the servomotor horizontally, install so that the

servomotor cables face down.

To install the servomotor vertically or at an oblique direction, route the cables to secure a cable trap

(see the figure on the right).

 In case of a servomotor equipped with an oil seal, although noise

might be created from the oil seal, it will not effect any functional

 To install the servomotor equipped with an oil seal in an orientation

with the shaft facing up, take measures to avoid accumulation of oil

at the oil seal lip.

* The protection level is the initial property.

CHAPTER 1 INSTALLATION

YM 539189 - 1

AC SERVO MOTOR

Fuji Electric FA