How to choose suitable PV Accessories?
PV Accessories are auxiliary components in photovoltaic power generation systems, which are of great significance to ensure the efficient operation, stability and safety of the system. Common photovol
• Labyrinth arc extinguisher Prevent the spread of arcs in current surges.
• Built-in double row moving contacts Increase the arc voltage.
• Easy to install accessories Realize multiple protections(excitation, auxiliary, alarm etc.)
• Base is made of DMC material VO flame retardant.
• 630A frame size with arc shield effectively isolate the external arc.
• International CertificationTUV、CE、CB.
| Product model | SM8-630HPV /4 1500V |
| Product name | PV DC MCCB |
| Rated service voltage Ue | DC1500V |
| Rated insulation voltage Ui | 1500V |
| Rated impulse withstand voltage Uimp | 12kV |
| Numbers of poles | 4 |
| Trip type | Thermal magnetic (thermal magnetic non adjustable) TMD fixed |
| Manufacturing standards | GB14048.2，IEC/EN 60947-2 |
| Use category | A(PV-1) |
| Current shell frame In | 630A |
| Rated service current le | 350/400/500/630A |
| Breaking type | H |
| Ultimate short circuit breaking capacity Icu | Ue1500v 15kA Ue1500v 15kA |
| Rated service short-circuit breaking capacity Ics |
Ue1500v 15kA Ue1500v 15kA |
| Curent setting Ir | 1In |
| Instantaneous short circuit protection Li | 6In (Min 1000A) |
| Mechanical life | 10000Times |
| Electrical life | 2000Times |
| Overall dimensions L×W×H | Type H:310×240×155mm Type H:350×240×155mm |
| Installation mode | Fixed |
| Ingress protection | Wiring terminal: P20/all sides:IP40 |
| Relative humidity | Not more than 95% at +50C |
| With wiring polarity requirements or not | NO |
| Class of pollution | Level 3 |
| Service temperature | -40℃-+75℃ |
| Operation indications | ON/OFF indication |
| Whether the trip is adjustable | ON |
| Electrical accessories | Option: shuntauiliary/alarm (note: only one set of auxiliary, alarm and shunt can be installed on the left and right side) 2P only on the left side |
| Isolating function | Yes |
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