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THREE PHASE NEUTRAL SURGE PROTECTIVE DEVICE
TYPE 2
surge protection device protecting low voltage equipment from surge damage, with pluggable modular SPD Class 2 (Class C) for TT and TN-S power supply system, for installation at LPZ0B-1 or higher
The SPA103 is for installation at LPZ0B-1 or higher, protecting low voltage equipment from surge damage.
This surge protection device has a pluggable modular SPD Class 2 (Class C) for TT and TN-S power supply system.
The SPA103 is usually installed in the distribution-box or feeder bus of the UPS, protecting devices or equipment downstream.
A fuse must be installed at the upstream of the SPD/lightning arrester to ensure that the protected system has double protection.
This surge protection device can be purchased as a unit on its own or with a metal or plastic enclosure.
Additional information
| Maximum Continuous Operating Voltage | 275VAC |
|---|---|
| Nominal Discharge Current (8/20) | 20kA (L-N), 20kA (N-PE) |
| Maximum Discharge Current (8/20) | 40kA (L-N), 40kA (N-PE) |
| Voltage Protection Level at In | < 1.3kV (L-N), < 1.8kV (N-PE) |
| Voltage Protection Level 5kA | < 1.0kV (L-N) |
| Operating Temperature Range | -40oC to +80oC |
Brand
A. N. Wallis
