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4
Self-check function
√
Number of systems
≤
16
alarm
Sound and light alarm, sound can be eliminated
SOE
Leakage fault, transformer break, short circuit of
transformer, equipment fault
Communication
RS485, Modbus-RTU
Display
128×64 dots LCD
4.3 Technical parameters of AKH 0.66P26/L-20
They are shown in Table 4.
Table 4 Technical parameters of the AKH-0.66/L-20 residual current transformer
Items
parameters
Precision
0.2
Ratio
2000:1
Rated (secondary) current
50mA
Secondary output of transformer
Cable line
5
Installation and connection
5.1 Appearance and installation opening size
5.1.1 Appearance and mounting hole size of AIM-R100 Residual current monitor (unit: mm)
Front view Side view
5.1.2 Shape and mounting hole size of AID150 centralized alarm and Display Instrument (unit: mm)
Acrel
AIM-M100
Acrel
AIM-M100
Acrel
AIM-M100
Acrel
AIM-M100
Acrel
AIM-M100
Acrel
Acrel
AIM-M100
Acrel
AIM-M100
Acrel
AIM-M100
Acrel
AIM-M100
Acrel
AIM-M100
Acrel
AIM-R100
On
Comm
Fault
Alarm
Medical Residual Current Monitor
Menu/
Test/Esc
1
2
4
5
8
9
11 12
13 14 25 26
20 21 22 23 24
U1 U2
I 2 I 3
I 6
COM2
Z1 Z2
DO1+ DO1-
I 7
I 1
3
6
7
I 4
I 5
10
I 8
COM1
I 12 I 11 I 10 I 9
15 16
A
B