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6. Other
6.2 Maximum Scale Value
Settable primary voltage, primary current, and standard maximum scale value are shown in the tables below.
●
Maximum scale value of each item
Measurement element
Maximum scale value
Current,
Current demand
Setting of current
maximum scale
=
SP.
CT
Primary current
1-phase 2-wire,
3-phase 3-wire
VT
Primary voltage
×150/110
VT
Primary voltage
(
Phase
voltage
)×150/110
In the
case with
VT
(Note 2)
3-phase 4-wire
VT
Primary voltage
(
Line
voltage
)×
√
3×150/110
110V 150V
220V 300V
1-phase 2-wire,
3-phase 3-wire
440V 600V
110/220V 150V/300V
1-phase 3-wire
(Phase voltage /
Line voltage)
220/440V 300V/600V
63.5/110V 100/150V
100/173V
、
110/190V
150/300V
220/380V
、
240/415V
、
254/440V
300/600V
Voltage
At direct
input
3-phase 4-wire
(Phase voltage /
Line voltage)
277/480V 400/640V
Active power
(Note 1)
VT
ratio
×CT
ratio
×
specific power
(100
%
)kW
Reactive power
(Note 1)
VT
ratio
×CT
ratio
×
specific power
(100
%
)kvar
Apparent power
(Note 1)
VT
ratio
×CT
ratio
×
specific power
(100
%
)kVA
Note
1: At direct voltage setting, VT ratio = 1. The specific power is according
to the table on the right.
Note
2: For convenience of scale, this is rounded off to the nearest whole
number.
●
Specific power value for scale calculation
Phase line
type
CT
Secondary
Rated voltage
Specific power
value (100%)
110V 0.5kW
220V 1.0kW
At direct input
(
Line voltage
)
440V 2.0kW
100V, 110V
0.5kW
5A
In the case
with VT
(
Line voltage
)
220V 1.0kW
110V 0.1kW
220V 0.2kW
At direct input
(
Line voltage
)
440V 0.4kW
100V, 110V
0.1kW
1-phase 2-wire
1A
In the case
with VT
(
Line voltage
)
220V 0.2kW
220V 1.0kW
5A
440V 2.0kW
220V 0.2kW
1-phase 3-wire
1A
Without VT
(
Line voltage
)
440V 0.4kW
110V 1.0kW
220V 2.0kW
At direct input
(
Line voltage
)
440V 4.0kW
100V, 110V
1.0kW
5A
In the case
with VT
(
Line voltage
)
220V 2.0kW
110V 0.2kW
220V 0.4kW
At direct input
(
Line voltage
)
440V 0.8kW
100V, 110V
0.2kW
3-phase 3-wire
1A
In the case
with VT
(
Line voltage
)
220V 0.4kW
63.5/110V 1.0kW
100/173V
110/190V
2.0kW
220/380V
240/415V
254/440V
4.0kW
At direct input
277/480V 5.0kW
63.5V 1.0kW
5A
In the case
with VT
(
Phase voltage
)
100V
、
110V
、
115V
、
120
V
2.0kW
63.5/110V 0.2kW
100/173V
110/190V
0.4kW
220/380V
240/415V
254/440V
0.8kW
At direct input
277/480V 1.0kW
63.5V 0.2kW
3-phase 4-wire
1A
In the case
with VT
(
Phase voltage
)
100V
、
110V
、
115V
、
120
V
0.4kW
Note: For reactive power or apparent power, read kW of above as
kvar or kVA.