0.3 A Current Rating
The CCMR-3/10 has a documented current rating of 3/10 ampere, equivalent to 0.3 A.
Littelfuse CCMR-3/10 Time-Delay Fuse 0.3A 600VAC Class CC
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Technical Specifications
| Brand | Littelfuse |
| Model Number | CCMR-3/10 |
| Product Category | Time-Delay Fuse |
| Series | CCMR |
| Fuse Class | Class CC |
| Fuse Type | Dual-Element Time-Delay |
| Current Rating | 3/10 A (0.3 A) |
| AC Voltage Rating | 600 VAC |
| DC Voltage Rating | 250 VDC |
| AC Interrupting Rating | 200 kA RMS Symmetrical |
| DC Interrupting Rating | 20 kA |
| Body Material | Melamine |
| Cap Material | Nickel-plated Bronze |
| Overall Length | 38.1 mm |
| Approvals | UL Listed, CSA Certified |
Key Features
600 VAC Class CC Fuse
The fuse is rated for AC circuits up to 600 VAC and is classified under UL Class CC.
Dual-Element Time-Delay Design
The CCMR series uses a dual-element time-delay construction designed for motor and motor branch circuit protection.
High Interrupting Rating
The documented AC interrupting rating is 200 kA RMS symmetrical, with Littelfuse also self-certifying the CCMR series to 300 kA AC.
250 VDC Rating
CCMR ratings from 2/10 A through 2 A, including CCMR-3/10, are documented for operation up to 250 VDC with a 20 kA DC interrupting rating.
Class CC Form Factor
The CCMR-3/10 is part of the 0 to 30 A CCMR size group with a documented overall fuse length of 38.1 mm.
Applications
- Motor branch circuit protection
- Small motor circuit protection
- Industrial control circuits
- Machine control equipment
- Motor control panels
- Industrial electrical panels
- Automation equipment circuits
- Branch circuit overcurrent protection
Purchase Information
We support online purchase of the Littelfuse CCMR-3/10 Time-Delay Fuse. If you need to make bulk purchases and inquire about other products, please contact our team to inform us of your purchase requirements. We will provide you with information such as quantity quotations, delivery dates, and transportation methods.
Frequently Asked Questions
What is Littelfuse CCMR-3/10?
Littelfuse CCMR-3/10 is a CCMR series dual-element time-delay fuse with a 3/10 A current rating.
What is the current rating of CCMR-3/10?
The documented current rating is 3/10 A, equivalent to 0.3 A.
What is the AC voltage rating?
The CCMR-3/10 is rated for AC circuits up to 600 VAC.
What is the DC voltage rating?
The CCMR-3/10 falls within the 2/10 A to 2 A CCMR range documented for 250 VDC.
Is CCMR-3/10 a time-delay fuse?
Yes. The CCMR series uses a dual-element time-delay design.
What fuse class is CCMR-3/10?
The CCMR-3/10 is a UL Class CC fuse.
What is the AC interrupting rating?
The documented AC interrupting rating is 200 kA RMS symmetrical. Littelfuse also lists a 300 kA self-certified AC interrupting rating for the CCMR series.
What is the DC interrupting rating?
The documented DC interrupting rating is 20 kA.
What applications is the CCMR series designed for?
Littelfuse specifies the CCMR series for motor and motor branch circuit protection, including applications involving sustained motor starting currents.
What materials are used in CCMR-3/10?
For CCMR ratings from 2/10 A through 30 A, Littelfuse specifies a melamine body with nickel-plated bronze caps.
What is the overall length?
The documented overall length for the 0 to 30 A CCMR fuse size is 38.1 mm.
What should be checked before ordering CCMR-3/10?
Check the complete CCMR-3/10 model number, 0.3 A current rating, required AC or DC voltage, Class CC fuse requirements, interrupting rating and fuseholder specifications before purchasing.
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