Acrel ACR10R Series User Manual

`
- 6 -
为用于CT二次侧短接的试验端子;
注：
Installation method of open and close type mutual induction
Direction of
current
Positive pole（red）
Negative
pole（white）
Roche coil mounting method
5.4Method of connection
（Note:in case of any inconsistency with the wiring diagram on the meter housing,the wiring diagram
on the meter housing shall prevail）
According to different design requirements,it is recommended to add fuses in the power supply and voltage input
terminals to meet the safety requirements of relevant electrical codes
A
B
C
N
U A U B U C U N I A
*
I A I B
*
I B I C
*
I C
F U S E S
A
B
C
N
U A U B U C U N I A
*
I A I B
*
I B I C
*
I C
F U S E S
A
B
C
U A U B U C U N I A
*
I A I B
*
I B I C
*
I C
F U S E S
A
B
C
U A U B U C U N I A
*
I A I B
*
I B I C
*
I C
F U S E S
3 - p h a s e , 4 - w i r e 3 C T
3 - p h a s e , 4 - w i r e 3 P T 、 3 C T
3 - p h a s e , 3 - w i r e 2 C T 3 - p h a s e , 4 - w i r e 2 P T 、 2 C T
S 1 S 2
S 1 S 2
S 1 S 2
S 1 S 2
S 1 S 2
S 1 S 2
S 1 S 2
S 1 S 2
S 1 S 2
S 1 S 2
* * * * * *
* * ** * *
*
*
*
*
*
*
*
*
*
*
5 6 7 8 9 1 0
1
2 3 4
5 6 7 8 9 1 01 2 3 4
5 6 7 8 9 1 0
1
2 3 4
5 6 7 8 9 1 01 2 3 4
24 25
Switch input (4DI)
26
DI1
DI2
A
A1
B
C
B1
34 35
Switch output(2DO)
36
DO1
DO2
C1
17 18
Ep
+
19
Eq
+
E-
2 pulse (2EP)
27 28
DI3
DI4
21
22
A
RS485通讯
B
L N
FUSE
辅助电源
L
N
12
13
Accessory power
RS485 communication
It is a test terminal for CT secondary side short coonnection.

Acrel ACR10R Series Specifications

General

Model	ACR10R series
Communication	RS485, Modbus-RTU
Protection	IP20
Display	LCD
Power Supply	AC/DC
Rated Current	AC 1A, AC 5A
Frequency	45Hz - 65Hz
Accuracy class	0.5
Power consumption	<5VA
Operating temperature	+55°C
Storage temperature	-25℃~+70℃
Safety	IEC/EN 61010-1
EMC	IEC 61326-1
Relative Humidity	≤95% (non-condensing)
Voltage overload	1.2x rated voltage continuously, 2x rated voltage for 1 second