Description:
Ferrule style high speed fuses.

Ratings:
Volts: 750Vac; 750Vdc (Time constant = 10-15mS)
Amps: 5-60A
IR: 45kA RMS Sym.

Agency Information: CE

Features and Benefits
• Excellent cycling capability and DC performance
• Low arc voltage and low energy let-through (I2t)
• Low watts loss in a compact size
• Used with finger-safe holders/blocks

Typical Applications
• DC common bus
• DC drives
• Power converters/rectifiers
• Reduced voltage starters

Catalog Numbers

Electrical Characteristics				Ordering Information				Dimensions
Size	Rated Current RMS-Amps	I2t (A2S)		Watts Loss	Part Number	Carton Qty.	Carton Weight (kg)	Figure Number
		Pre-arc	Clearing at 750 Vdc
20 x 127mm (13/16")	5	8.5	16	-	FWK-5A20F	10	0.95	Fig. 1
	8	50	100	-	FWK-8A20F
	10	95	200	-	FWK-10A20F
	15	100	240	-	FWK-15A20F
	20	125	315	-	FWK-20A20F
	25	400	1100	-	FWK-25A20F
	30	800	2600	-	FWK-30A20F
25 x 146mm (1")	35	1300	4300	-	FWK-35A25F		1.65	Fig. 2
	40	1600	5300	-	FWK-40A25F
	50	3100	12000	-	FWK-50A25F
	60	5900	24000	-	FWK-60A25F

-Recommended fuseholders for 20x127, CH127-1, -2, -3
-Recommended fuseclips for 20x127, 1A1837
-Recommended fuseclips for 25x146, A3354705

Dimensions - mm (inches)


Time-Current Curve