User Manual

2-4 Receiving and Handling

1502-UM051E-EN-P – June 2013

High-voltageispresentduringthistest. Cautionshould

beexercisedduringthistestsincehigh voltagetestingis

potentially hazardous.

Beforedoinganyworkonthecontactor,thecontrollerisolat-

ingswitchmustbeintheopenpositionandlockedout.If

anycontrolpowerisusedfromaseparatesource,itshould

alsobeisolated.Itisalsosuggestedthata“HotStick”be

used to ensure equipment is voltage free.

 1. econtactormaybetestedwhileitisinthepowercell.elineconnec-

tion of the contactor must be disconnected and the ground lead from the

Hi-pottestermustbeconnectedtotheloadsideofthecontactor.

 2. Withthecontactorintheopenposition,connectthetestleadstothe

contactorpowerterminalsasshowninFigure2.2.Itisrecommendedthat

anAChi-pottesterbeused.Apply16kVfor60secondsandmonitorthe

leakagecurrent.Itshouldnotexceed5mA.

 3. Ifnobreakdownoccurs,thebottleisinanacceptablecondition.Ifabreak-

downoccurs,thebottleshouldbereplaced.

Note: RockwellAutomationrecommendsthat,ifthecontactorhasbeenin

service,allthree(3)bottlesbereplacedatthesametime.

 4. AertheHIGHPOTENTIALVOLTAGEisremovedfromthebottles,

themetalendcapsofthebottlesshouldbedischargedwithagroundingrod

to remove any residual electrical charge.

Figure 2.2 – Vacuum Bottle Integrity Test Circuit

Vacuum Bottle Integrity Test

(cont.)

A T T E N T I O N

S H O C K H A Z A R D