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Electrical connection
Conductors
See section
, page
Torques
Maximum tightening torques for the terminals can be
found in section
, page
.
Line reactors
Maximum line reactor size must not exceed 1.5 mH.
Short circuit current
If a short circuit occurs, the pump can be used on a
mains supply delivering not more than 5000 RMS
symmetrical amperes, 600 V maximum.
Fuses
Fuses used for motor protection must be rated for
minimum 500 V.
Motors up to and including 10 hp require class K5
UL-listed fuses. Any UL-listed fuse can be used for
motors of 15 hp.
Branch circuit protection
When the pump is protected by a circuit breaker, this
must be rated for a maximum voltage of 480 V. The
circuit breaker must be of the "inverse time" type.
Overload protection
Degree of overload protection provided internally by
the drive, in percent of full-load current: 102 %.
Subject to alterations.