Type 1 surge arrester for main distribution boards, 300V max voltage, 12.5kA discharge current, DIN rail mounting.
The VPU AC I 4 R 300/12.5 provides protection against direct lightning strikes (Type 1). Features remote signaling contact, visual status indicator, and meets IEC 61643-11 standards. Suitable for TN-S, TN-C-S, and TT systems.
Combined Type 2+3 surge arrester for sub-distribution, 275V operating voltage, 20kA discharge capacity.
Compact dual-stage protection device combining Type 2 and Type 3 protection in one module. Features thermal disconnection, visual status indication, and pluggable design for easy replacement. Ideal for protecting sensitive electronic equipment.
High-capacity Type 2 surge arrester, 300V max voltage, 50kA discharge current per pole.
Designed for heavy-duty applications in industrial environments. Features fail-safe mechanism, visual status indicator, and meets highest protection standards. Suitable for three-phase systems with high exposure to surge events.
