SMS ISKRA MT375 - 14 Type Designation

Mx37y_Technical_Description_ENG_v2.00.doc
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Mx37y
─ Single- and three-phase electronic meters with built-in DLC
modem, GSM/GPRS modem or RS485 comm. interface
14. Type designation
ME Single-phase electronic meter
MT Three-phase electronic meter
371 With built-in DLC modem
372 With built-in GSM/GPRS modem or RS485
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D1 Terminal block: Imax=85 A (DIN 43857)
D2 Terminal block: Imax=120 A (DIN 43857)
D3 Terminal block: Imax=100 A (BS 5685)
T1 Terminal block up to 6 A
A4 Active energy measurement, accuracy class 1 (MID B)
A5 Active energy measurement, accuracy class 2 (MID A)
1 Energy measurement in one direction
2 Energy measurement in two directions
4 Absolute measurement ΙAΙ
R5 Reactive energy measurement, accuracy cl. 2
R6 Reactive energy measurement, accuracy cl. 3
1 Energy measurement in one direction
2 Energy measurement in two directions
S6
Apparent energy measurement, 3.0%
3
S = ( P
2
+ Q
2
)
1/2
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V Low voltage passive transistor input
1 No. of inputs
2 Control voltage is phase voltage
B High voltage output – relay type
1 One relay contact output
1 Relay contact output with make contact
G Low voltage output
N Number of outputs (n=1, 2)
2 Transistor output
P Integrated switching device
1 Phase disconection
L High voltage output – Optomos type
1 One control output
1 Control output with make contact
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M Internal clock
2 Back-up power supply – super capacitor
3 Back-up power supply - Li- battery
K Communication interface
0 Optical interface in compliance with IEC62056-21
3 RS485 communication interface
4 DLC communication interface
a GPRS modem
g M-Bus communication interface
Z Load-profile