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
• Suitable for AC 50/60Hz
• Suitable for TT, IT, TN-S, TN-C and TN-C-S power supply systems with rated voltage 230/480V and below
• Suitable for the protection of low-voltage power grids and all kinds of electrical equipment and control systems
• Suppressing transient overvoltages exceeding the withstand surge voltage of the equipment
• Releasing surge energy and various surge overvoltages
• Standards compliant GB18802.1, GB18802.12 IEC61643-1, IEC61643-21 UL1449 ed.2
| Product specifications | SUP2 | ||||||||||||||||||||
| Number of poles | 1P, 2P, 1P+N, 3P, 3P+N, 4P | ||||||||||||||||||||
| Rated operational voltageUn(V) | 230/480 (special voltage can be customized) | ||||||||||||||||||||
| Nominal discharge current In(8/20μs) kA | 40 | 40 | 50 | 50 | 50 | ||||||||||||||||
| Max discharge current Imax(8/20μs)kA | 80 | 80 | 100 | 120 | 120 | ||||||||||||||||
| Max continuous operational voltage Uc(V) | 275 | 320 | 385 | 420 | 275 | 320 | 385 | 420 | 275 | 320 | 385 | 420 | 275 | 320 | 385 | 420 | 275 | 320 | 385 | 420 | |
| Voltage protection level Up (KV) | <1.2 | <1.2 | <1.2 | <1.2 | <1.4 | <1.4 | <1.4 | <1.4 | <1.8 | <1.8 | <1.8 | <2.0 | <2.0 | <2.0 | <2.0 | <2.2 | <1.6 | <1.8 | <2.2 | <2.4 | |
| Front fuse | 25AgL | 50AgL | 80AgL | 125AgL | |||||||||||||||||
| Response time (ns) | <2.5 | ||||||||||||||||||||
| Leakage current 75%Uc 1mA | <20μA | ||||||||||||||||||||
| Test category | Class II | ||||||||||||||||||||
| Protection degrees | IP20 | ||||||||||||||||||||
| Environmental limit temperature | -40℃~+80℃ | ||||||||||||||||||||
| Insulation housing material | PBT/PA66 | ||||||||||||||||||||
| Flame retardant grade, in line with UL .94 | V0 | ||||||||||||||||||||
| Installation type | 35mm standard electrical rail | ||||||||||||||||||||
| Case color | Red | ||||||||||||||||||||
| Recommended fuse or circuit breaker A | 40~63 | ||||||||||||||||||||
| Recommended connecting wire diameter(mm) |
phase line, neutral line |
1.5~35 hard wire | |||||||||||||||||||
| Ground wire | 1.5~35 bicolor | ||||||||||||||||||||
| Standards compliant | GB18802.1 GB18802.21 IEC61643-1 IEC61643-21 UL1449 ed.2 | ||||||||||||||||||||
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