Description
S&C Electric Company SMU-20 25kV 200E Meduim Voltage Power Fuse – Model 613200
TCC Reference: 153-2
The S&C SMU-20 25kV 200E Power Fuse (Model 613200) is a high-performance, current-limiting power fuse designed to provide reliable overcurrent protection for distribution transformers, capacitor banks, and other medium-voltage equipment operating at 25kV class systems. Manufactured by S&C Electric Company, this fuse utilizes advanced current-limiting technology to rapidly interrupt high fault currents, minimizing equipment damage and ensuring safe system operation.
Key Features:
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Voltage Rating: 25kV
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Current Rating: 200E amperes
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Interrupting Rating: Up to 50,000 A symmetrical (depending on application and system configuration)
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Fuse Type: Current-limiting power fuse
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Time-Current Characteristic Curve: TCC 153-2 – enables precise coordination with upstream and downstream protective devices
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Model Number: 613200
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Mounting Type: Compatible with S&C mountings and standard indoor/outdoor distribution fuse holders
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Applications: Suitable for pad-mounted and pole-mounted transformers, capacitor banks, and other substation equipment
Benefits:
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Fast and reliable fault interruption reduces equipment stress and potential outages
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Excellent coordination capability with other protective devices using standardized TCC curves
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Compact and robust design ensures long service life and low maintenance
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Tested and certified to meet applicable ANSI/IEEE and IEC standards
Common Applications:
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Utility distribution systems
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Industrial and commercial power systems outside of Ontario, Canada
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Renewable energy interconnections
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Substation transformer protection
