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Specifications
1. Specification
Type
ME96SSH-MB
Phase wire system
3-PHASE 4-WIRE, 3-PHASE 3-WIRE
(
3CT, 2CT
)
, 1-PHASE 3-WIRE, 1-PHASE 2-WIRE
(
common
)
Rating
Current
AC5A, AC1A
(
common
)
Voltage
3-PHASE 4-WIRE
:
max AC277/480V
3-PHASE 3-WIRE
:
(DELTA)max AC220V, (STAR)max AC440V
1-PHASE 3-WIRE
:
max AC220/440V
1-PHASE 2-WIRE
:
(DELTA)max AC220V, (STAR)max AC440V
Frequency
50-60Hz
(
common
)
Item
Measurement Item
Accuracy
M
e
a
s
ur
e
m
e
n
t e
lem
e
n
ts
Current
(
A
)
A1, A2, A3, AN, A
AVG
±0.1%
Current Demand
(
DA
)
DA1, DA2, DA3, DAN, DA
AVG
Voltage
(
V
)
V12, V23, V31, V
AVG
(
L-L
)
, V1N, V2N, V3N, V
AVG
(
L-N
)
Active Power
(
W
)
W1, W2, W3, ΣW
±0.2%
Reactive Power
(
var
)
var1, var2, var3,
Σ
var
Apparent Power
(
VA
)
VA1, VA2, VA3, ΣVA
Power Factor
(
PF
)
PF1, PF2, PF3, ΣPF
±1.0%
Frequency
(
Hz
)
Hz
±0.2%
Active Energy
(
Wh
)
Imported, Exported
class0.5S
(
IEC62053-22
)
Reactive Energy
(
varh
)
Imported Lag, Imported Lead, Exported Lag, Exported Lead
class2.0
(
IEC62053-23
)
Apparent Energy
(
VAh
)
Im Exported
class2.0
Harmonic current
(
HI
)
1 to 31st(Only odd number
)
±2.0%
Harmonic voltage
(
HV
)
1 to 31st(Only odd number
)
Rolling Demand
(
DW
)
Rolling Block, Fixing Block
±0.2%
Periodic Active Energy
(
Wh
)
Periodic Active Energy 1, Periodic Active Energy 2
class0.5S
(
IEC62053-22
)
Operation time
(
h
)
Operation time 1, Operation time 2
(
Reference
)
Analog output response time
2 s or less
(
HI and HV
:
10s or less
)
Measuring
Method
Instantaneous Value
A
・
V
:
RMS calculation, W
・
var
・
VA
・
Wh
・
varh
・
VAh
:
Digital multiplication, PF
:
Power ratio calculation,
Hz
:
Zero-cross, HI
・
HV
:
FFT
Demand Value
DA
:
Thermal type calculation, DW
:
Rolling Demand calculation
Display
Type
LCD with backlight
Maximum
Number of
Display Digits
or Segment
Number
Number of display digits
Upper stage display
:
6 digits, Middle stage display
:
6 digits, Lower stage display
:
6 digits
A, DA, V, W, var, VA, PF
:
4 digits DW, Hz
:
3 digits Wh, varh, VAh
:
9 digits
(
6 digits or 12 digits possible
)
Harmonic total distortion ratio
:
3 digits Harmonic RMS value
:
4 digits
Operation time
:
6 digits
Digital
input/output
:
I/O
Bar graph
21 Segment-Bar graph, 22 Segment-Indicator
Display updating time interval
0.5s, 1s
Communication Specification
MODBUS
®
RTU communication
Accessible option unit
ME-4210-SS96, ME-0040C-SS96, ME-0052-SS96
Analog output
Output specification
DC4 to 20mA
(
0 to
600Ω
)
Pulse/Alarm output
The kind of switch
No-voltage ‘a’ contact
Contact Capacity
DC35V, 0.1A
Pulse width
0.125s, 0.5s, 1.0s
Digital input
(
DI
)
Contact Capacity
DC24V
(
DC19 to 30V
)
, 7mA or less
Signal width
30ms or longer
Digital output
(
DO
)
The kind of switch
No-voltage ‘a’ contact
Contact Capacity
DC35V, 0.2A
Power Failure Compensation
Non volatile memory
(
Items
:
Setting value, MAX/MIN value, Active/Reactive/Apparent energy,
Periodic Active Energy, Rolling Demand, Operation time
)
VA Consumption
VT
0.1VA/phase, 0.2VA
(
at direct input 220V)
CT
0.1VA/phase
Auxiliary power
7VA
(
AC110V
)
, 8VA
(
AC220V
)
, 5W
(
DC100V
)
Auxiliary power
AC100-240V
(
±15%
)
, DC100-240V
(
-30% +15%
)
Weight
0.5kg
Dimension
96
(
H
)
×96
(
W
)
×86
(
D
)
Attachment Method
Embedding attachment
Operating temperature/humidity
-5 to +55
℃
(average temperature
:
35
℃
or less per day), 0 to 85%RH, non condensing
Storage temperature/ humidity
-25 to +75
℃
(average temperature
:
35
℃
or less per day), 0 to 85%RH, non condensing
Note1: Accuracy is specified according to the maximum scales value of rated value.
Note2: Measurement of harmonics which its distortion ratio is exceeded 100% may exceed the accuracy.
Note3: Harmonics cannot be measured without voltage input.