SCHURTER Inc SKD house connection box 250A, DIN1 SKD 250A_new

The SKD 250A is a heavy-current house connection box rated for 250 A at 500 VAC, with a rated impulse withstand voltage of 6 kV and a short-circuit current rating of 50 kA at 500 VAC or 690 VAC. It features a 2-piece transparent and sealable thermoplastic housing with IP54 protection, designed for use in TN-C to TN-S systems with a self-opening neutral disconnector and voltage test capability. The unit operates at 50 Hz and is rated for ambient temperatures from -25 °C to +40 °C per IEC 61439. Terminals support NH-fuse-links with crimp or screw connections for conductors ranging from 35 mm² to 300 mm², and include an M12 earth connection. The product complies with CE, UKCA, and REACH regulations. Physical dimensions and exact terminal configurations vary by variant, with ordering codes specifying bolt, screw, or external earth options.