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
Carton Quantity and Weight
*Weight per carton
Dimensional Data
![](/uploads/spec-pics/201401/DMM-B-Bussmann-44-100-11-Fast-Acting-Fuse-Dimension.jpg)
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 |
Dimensional Data
![](/uploads/spec-pics/201401/DMM-B-Bussmann-44-100-11-Fast-Acting-Fuse-Dimension.jpg)
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
![](/uploads/spec-pics/201401/DMM-B-Bussmann-44-100-11-time-current-curve.jpg)