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Changzhou Dacan Electronic Co., Ltd Mob: +86(0)13915077376 Tel: +86-519-85606622 Fax: +86-519-85607968 E_mail: sales@czdacan.com Web: www.czdacan.com |
1. Summarize
DC30G is suitable for 3-phase AC asynchronous motor monitoring, protection and control. Featured with compact modular structure, small volume and easy installation, it can be applied to all kinds of draw-out, fixed or mixed cabinet, such as MNS、GCS、GCK、GGD…
2. Typical Product Pictures
DC30G
3. Models and Meaning of Products
4. Factory Default
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Rated Current Code |
Rated Current Range |
Factory Default |
|
002 |
0.5 ~ 2A |
1A |
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010 |
2 ~ 10A |
5A |
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050 |
10 ~ 50A |
25A |
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100 |
30 ~ 100A |
50A |
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200 |
80 ~ 200A |
100A |
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300 |
120 ~ 300A |
150A |
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400 |
160 ~ 400A |
200A |
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500 |
200 ~ 500A |
250A |
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600 |
240 ~ 600A |
300A |
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800 |
300 ~ 800A |
400A |
5. Main Functions
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Model Product function |
Function configuration |
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Default |
Optional |
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Protection function |
Start |
√ |
－ |
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Three-phase unbalance |
√ |
－ |
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Jam |
√ |
－ |
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Over current |
√ |
－ |
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Under current |
√ |
－ |
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Over voltage (control loop voltage) |
√ |
－ |
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under voltage (control loop voltage) |
√ |
－ |
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Short circuit |
√ |
－ |
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Leakage current (With external CT) |
－ |
√ |
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Communication |
RS485 Interface, Modbus-RTU protocol |
√ |
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Relay output |
Control relay J1 |
√ |
－ |
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Signal relay J2 |
√ |
－ |
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Analog output |
1-way DC4-20mA |
－ |
√ |
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Measurement display |
Three-phase current |
√ |
－ |
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Control loop voltage |
√ |
－ |
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Leakage current |
√ |
－ |
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Remark: 1) “√” means the model has the function. 2) “ – “ means the model doesn’t have such function. 3) The number means channel, for example: 2 means the model has the function with 2 channels. |
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6. Technical Specifications
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Description |
Parameters |
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Power supply |
AC220V, AC380V (�15%) |
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Power consumption |
Normal: ≤3W, Start protection: ≤5W |
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Rated voltage of motor |
AC380V, AC660V (50Hz) |
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Rated current of motor |
2A (0.5A~2A) |
Primary through controller |
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10A (2A ~ 10A) |
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50A (10 ~ 50A) |
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100A (30A ~ 100A) |
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200A (80A ~ 200A) |
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300 A (120A ~ 300A) |
Primary through the current mutual inductor (turns ratio: 5A) |
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400 A (160A ~ 400A) |
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500 A (200A ~ 500A) |
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600 A (240A ~ 600A) |
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800 A (300A ~ 800A) |
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Contactor capacity |
Control Relay |
AC250V / 5A |
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Signal Relay |
DC24V / 5A |
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Work environment |
Temperature |
-10℃～55℃ |
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Relative humidity |
≤93％RH |
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Altitude |
Non-corrosive gas forum, Altitude ≤2500m |
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Storage environment |
Temperature |
-20℃～75℃ |
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Relative humidity |
≤93％RH |
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7. Outline Dimension
DC30G
8. Input Wiring Diagram
9. Typical Functions Wiring Diagram
Note: the above diagram is only for reference, the actual parameters in the factory shall prevail.
10. Ordering Example
l Model: DC30G-010FT
l Input Signal: AC220V, 50Hz
l Rated Current Of Motor: 10A
l Communication: RS485, Modbus-RTU
l Quantity: 100pcs
l Additional Function: DC4-20mA analog output
l Installation: split structure, 3m away
l Other: other factory pre-sets (if no indication when ordering, ex-factory products will be delivered in accordance with the default setting).
