Sigma Vertical Type Fuse Load Disconnectors are produced in accordance with TS EN 60947-3 standards and CE norms, suitable for use with NH blade fuses in sizes NHC00, NH00, NH1, NH2, and NH3, up to 630A. When used with NH blade fuses, vertical type fuse load disconnectors ensure the safe disconnection of nominal currents under load and provide protection against overcurrents.
• Design suitable for NHC00, NH00, NH1, NH2, NH3 fuses
• Option to open all three phases together or separately
• High breaking capacity with Sigma NH fuses
• Design with arc separators to prevent damage to the switch due to arcing
• 960-degree heat-resistant BMC body material
• Silver-plated contacts
• Maintenance and repair safety with park position feature
• Optional current transformers placed on rear busbars for measuring currents of each phase
