Iskra MC350 - BEFORE SWITCHING THE DEVICE ON

BEFORESWITCHINGTHEDEVICEON
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Measuringcentres–M
C
320,MC330,MC350&MC350H ‐ User’sManual 3
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BEFORESWITCHINGTHEDEVICEON
Checkthefollowingbeforeswitchingonthedevice:
 Nominalvoltage,
 Supplyvoltage,
 Nominalfrequency,
 Voltageratioandphasesequence,
 Currenttransformerratioandterminalsintegrity,
 Protectionfuse(recommendedmaximalexternalfusesizeis6A–atypewithareddotorequivalent),
 Integrityofearthterminals(wherenecessary)
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CAUTION
Acurrenttransformersecondaryshouldbeshortcircuitedbeforeconnectingthemeter.
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