RO14 RO14A RO14B RO14Z Cylindrical Cartridge HRC Fuse‑link, gG characteristic, length 8.5mm series

24 Hours online(Perfessional response)

RO14：Standard version, without striker. Dimension Ø8.5×31.5mm, rated voltage 500VAC. Simple visual indication only, no remote alarm function.
RO14A：With front‑end striker. Dimension Ø8.5×23mm, rated voltage 250VAC. Striker pops out from front cap when blown, trigger micro‑switch for alarm signal.
RO14B：With rear‑end striker. Dimension Ø8.5×36mm, rated voltage 380/500VAC. Striker ejects from rear side, fits RT19‑16 base with auxiliary switch.
RO14‑Z (RO14Z)：Built‑in internal striker, dimension Ø8.5×31.5mm, rated voltage 500VAC. Same outer size as standard RO14. After fuse operates, internal striker releases to actuate base micro‑switch for remote monitoring. Must be matched with RT19‑16 base equipped with micro‑switch, striker function cannot work on ordinary base.

Important note: RO14‑Z external appearance is identical to ordinary RO14 before blowing, distinguish only by printed model marking.

Product Detail

parameter	value	Test standard/method
Frequency	45－62Hz	Test by network analyzer
Rated operating voltage	500V	Voltmeter
Rated operating current	0.5A,1A,2A,4A,5A,6A,8A,10A,12A,16A,20A*	Ammeter, clamp meter
Power dissipation of a fuse‑link	2.5W	Millivoltmeter
Breaking capacity of a fuse‑link	500V/100kA	Type test
Utilization category of a fuse link	gG	GB 13539.1‑2015 GB/T 13539.2‑2015
Installation method	Cylindrical cap plug‑in type	SIze

PRODUCTS SIZE:

Model	Striker feature	Dimension(mm)	Rated Voltage	Current Range(A)	Matching Base
RO14	No striker	Ø8.5×31.5	500V AC	0.5‑20	RT19‑16
RO14A	Front‑end striker	Ø8.5×23	250V AC	0.5‑20	RT19‑16
RO14B	Rear‑end striker	Ø8.5×36	380/500V AC	0.5‑20	RT19‑16 gF1
RO14Z	Built‑in internal striker	Ø8.5×31.5	500V AC	0.5‑20	RT19‑16(with micro‑switch)