Hp A9834-9001B Manuale Utente Pagina 107

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Chapter 3
Installing the System
Setting Up the System
107
Figure 3-29 Checking PDCA Test Points (5-Wire)
Table 3-3 4- and 5-Wire Voltage Ranges
4-Wire 5-Wire
L2 to L3: 200-240 V L1 to N: 200-240 V
L2 to L1: 200-240 V L2 to N: 200-240 V
L1 to L3: 200-240 V L3 to N: 200-240 V
N to Ground:
a
a. Neutral to ground voltage can vary from millivolts to
several volts depending on the distance to the
ground/neutral bond at the transformer. Any voltage
over 3 V should be investigated by a site preparation
or power specialist.
Detail A
Detail B
Test points
Retaining screw
(See detail)
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