DGB3-80DC DC Miniature Circuit Breakers with 6KA/10kA breaking capacity was designed to provide protection against short circuit and overload, it is mainly used in photovoltaic power generation and distribution systems, energy storage systems, with a rated voltage of 1000V DC and a rated current of 80A
| DGB3 | Enterprise code |
| 80 C | Frame rated current (A) DC:direct-current |
| 1P | Number of poles: 1P, 2P, 3P, 4P |
| C | Instantaneous Trip characteristic type: B, C |
| 40 | Rated current (A) 16,20,25,32, 40,50,63,80 |
| OF2 | Accessories MX2/OF2/SD2/ MX+OF |
Tripping Characteristic Curves
Order information
Installation Dimensions
| Product name | DGB3-80DC |
| Standards | UL 489 IEC60947-2 |
| Certificate | UL,TUV,CE,CB,CCC |
| Electrical characteristics | |
| Number of poles | 1P,2P,3P,4P |
| Rated frequency (Hz) | 50/60 |
| Frame current (A) Inm | 63 |
| Rated current (A) In | 16,20,25,32,40,50,63,80 |
| Rated voltage (V) | 1P: 250V, 2P:500V, 3P: 750V, 4P:1000V |
| Rated insulation voltage (V) Ui | 1000V |
| Rated impulse withstand voltage (kV)Uimp | 6 |
| Rated short-circuit breaking capacity (kA)Ics | 6/7.5 |
| Rated short-circuit breaking capacity (kA)Icn | 6/10 |
| Instantaneous trip characteristics | B,C |
| Trip form | Thermal magnetic trip |
| Pollution level | 3 |
| Electrical and mechanical accessories | MX+OF, OF2 (auxiliary), SD2 (alarm), MX2 (shunt) |
| Mechanical properties | |
| Electrical life | 1000 |
| Mechanical life | 20000 |
| Protection grade | IP20 |
| Indicator window | Contact status indication |
| Normal operation conditions and installation characteristics | |
| Storage temperature | -35℃ ~ +70℃ |
| Installation site altitude | ≤ 2000m |
| Terminals | Fixed with screw |
| Maximum wiring capacity | 50mm2 |
| Maximum limit torque Nm | 3.5 |
| Installation category | Class Ⅱ , Ⅲ |
| Installation method | 35mm standard rail |
| Incoming method | Upper and lower |
| MX+OF integrated Accessories | |
| Rated Voltage | 415V |
| Rated control Voltage Us | DC 12-24V / 48-60V |
| Trip power consumption | DC 12-24V :30Wmin / 48-60V :50W min |
| Pull-in Voltage | (0.7-1.1)Us |
| Aux OF | 3A 240V/415V |
Specializing in manufacturing quality low voltage electricals since 2002
