DHS & DHHS Current-Limiting Dropout Fuses
DENCO DHS and DHHS current-limiting dropout fuses are offered as replacements for cutout expulsion fuse-links. Unlike an expulsion fuse, a current-limiting fuse interrupts without expelling gas and limits the let-through fault current.
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Specifications
| Parameter | Value |
|---|---|
| Ampere range | 1A to 80A |
| Voltage range | 15.5kV to 24kV (AC) |
Applications
- Replacement for cutout expulsion fuse-links
- Overhead distribution protection
Limits and boundaries
- Replacement suitability requires DENCO review of the existing installation
Standards and testing
- Conforms to NBR 8124
- Conforms to IEC 60282-2
- Conforms to ANSI / ABNT
Wording reflects the evidence DENCO holds. “Designed to” a standard is not the same as certified or listed to it; where a certification exists we publish the certificate number.
Technical documents
Data sheets, dimensional drawings and time-current curves for this family are available on request. Ask for the documents you need.
What we need to quote
Voltage and whether the system is AC or DC, continuous current, required interrupting rating, physical dimensions and mounting, any indicator requirement, and the standard or approval you must meet. A photograph or drawing of the existing part is usually the fastest route.
Technical review
Specifications on this page are quoted from DENCO’s product catalog. Confirm any rating against DENCO engineering before specifying.
Related
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