Meters For Measurement Of Main Circuit; Connection Of Meters - Fuji Electric FRN0001C2S-2A FRN0002C2S-2A FRN0004C2S-2A FRN0006C2S-2A FRN0010C2S-2A FRN0012C2S-2A FRN0020C2S-2A FRN0025C2S-2A FRN0033C2S-2A FR Instruction Manual

Table 7.4 Meters for Measurement of Main Circuit
Input (primary) side
Voltage Current
Ammeter Voltmeter
A , A , A V , V , V
R S T R S
Rectifier or
Moving iron
moving iron
type
type
It is not recommended that meters other than a digital AC power meter be used for
measuring the output voltage or output current since they may cause larger
measurement errors or, in the worst case, they may be damaged.
Voltage
Wattmeter Ammeter
W , W A , A
T R T U
Digital
Digital AC
AC power
power meter
meter
 
Figure 7.1 Connection of Meters
7-7
Output (secondary) side
Current
Voltmeter
, A V , V , V
V W U V W
Digital AC
power meter power meter

DC link bus
voltage
(P (+)-N (-))
Wattmeter DC voltmeter
W , W V
U W
Digital AC Moving coil
type
