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Littelfuse

Littelfuse CCMR-1/2 Time-Delay Fuse 0.5A 600VAC Class CC

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$6.19

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PRODUCT DOCUMENTATION

Product Information

Technical specifications, features, applications and purchasing information.

Technical Specifications

Brand	Littelfuse
Model Number	CCMR-1/2
Product Category	Time-Delay Fuse
Series	CCMR
Fuse Class	Class CC
Fuse Type	Dual-Element Time-Delay
Current Rating	1/2 A (0.5 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

0.5 A Current Rating

The CCMR-1/2 has a documented current rating of 1/2 ampere, equivalent to 0.5 A.

600 VAC Class CC Fuse

The fuse is rated for AC circuits up to 600 VAC and uses the Class CC fuse format.

Dual-Element Time-Delay

The CCMR series uses dual-element time-delay construction for motor and motor branch circuit protection.

200 kA AC Interrupting Rating

The documented AC interrupting rating is 200 kA RMS symmetrical for high available fault-current applications.

250 VDC Rating

The CCMR-1/2 is within the CCMR 2/10 A through 2 A range rated for 250 VDC with a 20 kA DC interrupting rating.

Class CC Dimensions

The CCMR-1/2 belongs to the CCMR 0 to 30 A dimensional group with a documented overall length of 38.1 mm.

Applications

Motor branch circuit protection
Small motor circuit protection
Industrial control circuits
Motor control panels
Machine control equipment
Industrial electrical panels
Automation equipment circuits
Branch circuit overcurrent protection

Purchase Information

We support online purchase of the Littelfuse CCMR-1/2 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-1/2?
Littelfuse CCMR-1/2 is a CCMR series Class CC dual-element time-delay fuse rated at 1/2 A.

What is the current rating of CCMR-1/2?
The documented current rating is 1/2 A, equivalent to 0.5 A.

What is the AC voltage rating?
The CCMR-1/2 is rated for AC circuits up to 600 VAC.

What is the DC voltage rating?
The CCMR-1/2 is within the CCMR current range documented for operation up to 250 VDC.

Is CCMR-1/2 a time-delay fuse?
Yes. The CCMR series uses a dual-element time-delay construction.

What fuse class is CCMR-1/2?
The CCMR-1/2 is a Class CC fuse.

What is the AC interrupting rating?
The documented AC interrupting rating is 200 kA RMS symmetrical.

What is the DC interrupting rating?
The documented DC interrupting rating is 20 kA.

What applications is the CCMR series intended for?
The CCMR series is designed for motor and motor branch circuit protection and accommodates motor starting current through its time-delay characteristics.

What materials are used in CCMR-1/2?
The CCMR construction for this current range uses a melamine body with nickel-plated bronze caps.

What is the overall length?
The documented overall length for the CCMR 0 to 30 A dimensional group is 38.1 mm.

What should be checked before ordering CCMR-1/2?
Check the complete CCMR-1/2 model number, 0.5 A current rating, required AC or DC voltage, Class CC fuse requirements, interrupting rating and fuseholder specifications before purchasing.

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