SPD-DC

The JIELI DC Surge Protection Device is your investment in long-term DC system protection, blending performance, compliance, and ease of monitoring for robust electrical safety in solar and DC applications.

Principal
Material PA66
Pole number 1P,2P,3P,4P
Standard IEC 61643-1
Warranty 5years

description

The JIELI DC Surge Protection Device (SPD) is a critical safeguard for solar photovoltaic (PV), battery storage, and DC electrical systems, shielding against lightning strikes, voltage spikes, and transient overvoltages.
Featuring Un 1000V DC, Uc 1200V DC, In 20kA, Imax 40kA, and Up 3.7kV specifications, it effectively diverts surge currents to ground, protecting sensitive DC equipment like solar panels, inverters, and batteries. The dual-module design and clear visual indicators ensure comprehensive protection and easy status monitoring.
Ideal for residential solar installations, commercial PV farms, and DC battery storage systems, this SPD minimizes equipment damage and downtime. JIELI’s rigorous testing ensures reliability in diverse environmental conditions, making it a cornerstone of DC system resilience.Install per electrical codes, regularly inspect status indicators, and replace when defective.
Complement
Continuous Operating Voltage 1200V
Rated voltage Ue 1000V
Nominal Discharge Current 20KA
Maximum Discharge Current 40KA
Protective Voltage 3.7KV
Protection level IP20
Ambient temperature -5℃ to +40℃
Storage temperature -35℃ to +70℃
Mechanic life 10000
Installation type Modular structure, Rail mounted
Mounting 35mm

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