Switch disconnector fuse in SS Enclosure - 3KL8321-5UA00

Product Description

Siemens Switch Disconnector Fuse in SS Enclosure – 3KL8321-5UA00

The Siemens 3KL8321-5UA00 is a SENTRON 3KL8 Switch Disconnector Fuse (SDF) designed for safe switching, isolation, and short-circuit protection in low-voltage power distribution systems. This unit is supplied in a stainless steel (SS) enclosure execution, making it highly suitable for industrial, outdoor, and corrosive environments where durability and safety are critical.

It is commonly used in LT panels, MCC panels, feeder pillars, and industrial distribution boards, where reliable isolation and fuse-based protection are required.

Key Features:

• Siemens SENTRON 3KL8 series Switch Disconnector Fuse 

• Part Number: 3KL8321-5UA00 

• Stainless Steel (SS) enclosure execution 

• 3 Pole + Neutral (3P+N) configuration 

• Rated current: 250A 

• Suitable for DIN-type HRC fuse links 

• High short-circuit withstand capability 

• Safe load switching and isolation function 

• Manual rotary operating mechanism 

• Clear ON/OFF position indication 

• Padlockable handle for safety lockout 

• Robust construction for harsh industrial environments 

• Suitable for LT/MCC panel applications 

• Designed as per IEC / IS 60947-3 standards 

• Utilization category AC-23A for heavy-duty switching