Performance Characteristics
1.High precision measurement of three-phase AC/DC current
2.Provide the digital tube display, local data query
3.Programmable CT ratio
4.Support for RS-485 communication, Modbus-RTU protocol
5.Support for switch input, output, analog transmitting output
6.Auxiliary power supply:AC/DC 85V~265V, AC220V, AC380V, DC48V, DC 24V
7.A variety of dimensions to meet the different requirements of the electric distribution box.
Technical Index
Accuracy of measurement
♦current level 0.5
Signal input
♦Connection mode: Three phase four wires,three-phase three wires.
♦Rated current:AC1A,AC5A.
♦Over load:1.2 times ( Continued ), 2 times/ second ( instantaneous )
♦Power consumption :Current :<0.4VA/ phase
♦Impedance:current: <20mΩ
♦The frequency: 45~65Hz or DC
Auxiliary power supply
♦Working range : AC 220v
♦Power consumption:<4VA
Function module
♦Communication interface 1 way RS-485 communication, Modbus-RTU protocol
♦Baud rate: 1200~9600bps, the default is 2400bps
♦Switch input:4 ways
♦Switch Output:3 ways(capacity: AC 250V/5A, DC 30V/5A)
♦Transmission output: 3 ways ( analog output: 0/4~20mA or 0~5/10V)
Section of Specification
Function . Model No. |
measurement |
Extended function(optional) |
Display |
||||
Three phase AC current |
switching input |
switching output |
Analog output |
Communication interface |
LED |
LCD |
|
RH-3AA23 |
√ |
2 |
2 |
1 |
1 |
√ |
- |
RH-3AA2Y |
√ |
2 |
2 |
1 |
1 |
- |
√ |
RH-3AA33 |
√ |
2 |
2 |
1 |
1 |
√ |
- |
RH-3AA3Y |
√ |
2 |
2 |
1 |
1 |
- |
√ |
RH-3AA63 |
√ |
2 |
2 |
1 |
1 |
√ |
- |
RH-3AA6Y |
√ |
2 |
2 |
1 |
1 |
- |
√ |
RH-3AA73 |
√ |
2 |
2 |
1 |
1 |
√ |
- |
RH-3AA7Y |
√ |
2 |
2 |
1 |
1 |
- |
√ |
RH-3AA83 |
√ |
2 |
2 |
1 |
1 |
√ |
- |
Please note the above in our normal function ,please contact us for customizing special products.