cooper bussmann

DMM-B 44/100 and 11 Amps Fast-Acting Ferrule Fuses

  
Catalog Symbol: DMM-B
Fast-Acting
 
Construction: 
Melamine Tube
Nickel Plated Brass End Caps
 
Voltage Rating: 1000 Volts AC/DC
 
Interrupting Rating:
DMM-B-44/100 – 10,000A, 1000 VAC, unity power factor and 10,000A, 1000 VDC with time constant of 2.2ms. Minimum interrupt 400% of rated current at rated voltage.
DMM-B-11A – 20,000A, 1000 VAC, power factor ≤.2; 20,000A, 1000 VDC, time constant ≥10ms.  
 
Agency Approvals:
UL Recognized 1000 VDC, File E19180
 
Catalog Symbol and Current Ratings
1000 VAC/VDC
DMM-B-44/100 DMM-B-11A


Carton Quantity and Weight
Ampere Ratings Carton Qty. Weight
Lbs. Kg.
44/100 100 1.3 0.59
11A
*Weight per carton

Dimensional Data

  A
DMM-B-44/100 1.375"(34.9mm)
DMM-B-11A 1.5"(38.1mm)

General Information:
• Designed for multi-meters only.
• Intended to carry 100% of rated current indefinitely.
• Not intended for branch circuit protection.
 
Temperature Specifications:
DMM-B-44/100 - Maximum temperature 28°C in 22°C ambient temperature when carrying 100% of rated current.
DMM-B-11A - Maximum temperature 69°C in a 22°C ambient temperature when carrying 100% of rated current.

Time-Current Characteristic Curves–total Clearing


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