Mitsubishi Electric AED-CV, Инструкция по эксплуатации

Страница: 41 / 107

E-41
ENGLISH
18.5.3 Harmonic current
■
Display items
• Present value of the fundamental wave in each phase
• Present value of harmonics (3rd, 5th, 7th, and 9th
harmonic) of each phase
• Total present value of each phase
(Note)
To measure the accurate value, set the
frequency selector switch according to the
circuit frequency to be used as described
in page 31.
Ź
Key
operation
Ź
Key operation
ź
Key operation
ź
Key operation
ź
Key operation
Ź
Key
operation
Present value of the
fundamental wave in
each phase
The 3rd order, 5th order, 7th order,
and 9th order are displayed by
Ź
key operation in this order.
• • • • • •
Present value of harmonics
(3rd, 5th, 7th, and 9th harmonic)
of each phase
Total present value of
each phase
The N-phase current is
not displayed for
a 3-pole product.
To METER screen
18.5.4 Harmonic current (distortion rate and content rate)
■ Display items
• Distortion rate of each phase
• Content in each order of each phase
(Note)
To measure the accurate value, set the
frequency selector switch according to the
circuit frequency to be used as described
in page 31.
Ź
Key
operation
Ź
Key operation
ź Key operation ź Key operation ź Key operation
Content rate of the 3rd
order in each phase Content rate of the 9th
order in each phase
The 3rd order, 5th order, 7th order,
and 9th order are displayed by
Ź
key operation in this order.
Distortion rate of
each phase
To METER screen
• • • • • •