PRODUCT DESCRIPTION
EATON CORPORATION SPBT12-280-3+NPE - Type 2 Surge Protective Device
Modular Type 2 Surge Protective Device (SPD) from the SPBT series, engineered for robust protection of industrial and commercial electrical installations against transient overvoltages. This device safeguards sensitive electronic equipment and control systems from indirect lightning strikes and switching surges, ensuring operational continuity and equipment longevity in AC power distribution systems.
Technical Specifications:
- SERIES/FAMILY: SPBT Series
- COMPONENT TYPE: Surge Protective Device (SPD), Type 2
- MAXIMUM CONTINUOUS OPERATING VOLTAGE (Uc): 280VAC (Line-Neutral/Line-Protective Earth)
- NOMINAL DISCHARGE CURRENT (In): 12kA (8/20 µs waveform) per pole
- MAXIMUM DISCHARGE CURRENT (Imax): 40kA (8/20 µs waveform) per pole
- VOLTAGE PROTECTION LEVEL (Up): <1.5kV (at In)
- SYSTEM CONFIGURATION: 3-phase + Neutral + Protective Earth (3+NPE)
- FORM FACTOR: Modular, pluggable cartridge design
- MOUNTING: 35mm DIN rail (EN 60715)
- MODULES: 4-pole (3 x L-N/L-PE + 1 x N-PE)
- STATUS INDICATION: Visual fault indicator (mechanical flag) per protective module
- ENCLOSURE RATING: IP20
- OPERATING TEMPERATURE RANGE: -40°C to +80°C
- APPLICATION: Protection of AC power systems, industrial control panels, machinery, and building installations against transient overvoltages in TN-S and TT earthing systems.
- STANDARDS: IEC 61643-11