Edwards EPX HiVac Series, Instruction Manual, Page: 13 / 72

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Introduction
A419-00-880 Issue F
Table 1 - LEDs on the EPX pumps
LEDs/button items Reference data
Power LED ( Figure 4 , item 2) This green LED indicates that mains power is supplied to the EPX pump.
Run LED ( Figure 4 , item 3) This green LED is lit when the EPX pump has started and is operating.
This LED will flash when the pump is operating in idle mode.
Warning LED ( Figure 4 , item 4) Operational with EPX-N series of pumps only. Amber LED will illuminate
in a ‘Low Flow’ condition.
Alarm LED ( Figure 4 , item 5) This red LED is lit when the EPX pump has been automatically shut
down because a pump protection sensor has operated (Refer to
Section 1.3 ), or because the inverter drive has failed.
Table 2 - Connections
Connection items Reference data
Cooling-water inlet and outlet
(
Figure 2 , items 4 and 9)
Use these to connect your cooling-water supply and return pipelines to
the EPX pump: refer to
Section 3.8 .
Electrical supply cable
(
Figure 2 , item 6)
Use this to connect your external electrical supply to the EPX pump:
refer to
Section 3.9 and 3.10 .
TIM ( Figure 2 , item 5) Use this to connect your control equipment to the EPX pump, to allow
you to control the operation of the pump: refer to
Section 3.11 .
Protective Earth (ground) stud
(
Figure 2 , item 3)
Use this to earth (ground) the EPX pump: refer to Section 3.10 .