MB021 three phase meter, din rail type 35mm standard DIN rail installation Current: CT/5A Voltage:3*127/220/3*230/400
MB021 three phase meter, din rail type
Technical parameters:
Model | Accuracy | Reference Voltage(V) | Current specifications(A) | Starting current(A) | Insulation performance |
MB021AC | Class 1 |
| CT/5A | 0.01 | AC voltage 4kv for 1 minute, 1.2/50us waveform impulse voltage 6kv |
Functions and features:
1. 35mm standard DIN rail installation, complying with standard DIN EN50022. Or front board installed (mounting holes center distance 63 mm), users can choose any one by themselves.2. Ten pole width (Modulus 12.5mm), complying with standard JB/T7121-1993.3. Automatic detection the direction of the flow of load current. And Instructions on individual LCD.4. Single direction three components measure three phase four wire active energy consumption. It is nothing with direction of the flow of load current. Complying with standard IEC 62053-21.5. Standard configuration short terminals cover, may select extension terminals cover, in order to protect to use safety. (Product Configuration code is AF).
Dimension:
Wiring diagram (Type S)
| Terminal | Note | Terminal | Note |
| L1 | L1 phase CT | 9 | L1 phase line |
| L2 | L2 phase CT | 11 | L2 phase line |
| L3 | L3 phase CT | 13 | L3 phase line |
| (Inlet from bottom, outlet from top) | N | Neutral line | |
| 7 and 8 | Port of pulse output passive closed | 5 and 6 | Port of RS485 data communication |
| 3 and 4 | Port of pulse output passive distant | 1 and 2 | Port of CT ratio which is set |
MB021AC three phase meter
