Siemens Switch Disconnector Fuse in SS Enclosure – 3KL8311-5UA10
The Siemens 3KL8311-5UA10 is a SENTRON 3KL8 Switch Disconnector Fuse (SDF) designed for safe switching, isolation, and protection of low-voltage power distribution systems. This unit is supplied in a stainless steel (SS) enclosure execution, making it suitable for harsh industrial environments where corrosion resistance, safety, and long service life are required.
It is commonly used in LT panels, MCC panels, feeder pillars, and industrial distribution systems, where reliable isolation and fuse-based protection using DIN-type HRC fuse links is required.
Key Features:
• Siemens SENTRON 3KL8 series Switch Disconnector Fuse
• Part Number: 3KL8311-5UA10
• Stainless Steel (SS) enclosure execution
• 3 Pole configuration (3P)
• Rated current: 200A
• 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
• Corrosion-resistant SS enclosure for industrial environments
• Suitable for LT/MCC panel applications
• Utilization category AC-23A for heavy-duty switching
• Designed as per IEC / IS 60947-3 standards
|
Parameter |
Specification |
|
Product Series |
Siemens SENTRON 3KL8 |
|
Part Number |
3KL8311-5UA10 |
|
Product Type |
Switch Disconnector Fuse (SDF) |
|
Enclosure Type |
Stainless Steel (SS) Enclosure |
|
Pole Configuration |
3 Pole (3P) |
|
Rated Current |
200A |
|
Rated Operational Voltage |
Up to 690V AC |
|
Frequency |
50/60 Hz |
|
Fuse Type |
DIN Type HRC Fuse |
|
Utilization Category |
AC-23A |
|
Operating Mechanism |
Manual Rotary Handle |
|
Mounting Type |
Panel / Enclosed Type |
|
Switching Function |
Load Switching & Isolation |
|
Protection Function |
Overload & Short Circuit Protection |
|
Standard Compliance |
IEC / IS 60947-3 |
|
Application |
Power distribution, motor protection, feeder circuits,
industrial panels |
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