RO16 RO16A RO16C RO16Z High‑Performance Cylindrical Fuse‑link, gG‑Class Industrial Cartridge Fuse 2‑63A 500‑690V With Striker Optional
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RO16 series
- RO16：Standard‑type fuse‑link without striker. Dimension Ø14.3×51mm, rated voltage 500/690V AC, rated current scope 2‑63A. It serves for overload and short‑circuit protection for alternating‑current circuits, complying with IEC60269 and GB13539 standards.
- RO16A：Dimension Ø14.3×38mm, rated‑current range 2‑50A. It can with a built‑out striker to actuate an external micro‑switch to deliver fault‑alarm signals after fusing.
- RO16C：Dimension Ø14.3×67mm, applicable current 2‑50A, matched with fuse holder with auxiliary switch.RO16Z: Identical to standard RO16 in overall specifications and Ø14.3×51mm outline size, fitted with built‑in striker for remote‑alarm trigger.
This cylindrical ceramic‑tube fuse‑link adopts quartz‑sand arc‑quenching medium, features high breaking‑capacity and excellent current‑limiting performance, widely matched for industrial‑equipment circuits.
| Parameter | Value | Test Standard / Method |
|---|---|---|
| Frequency Range | 45‑62Hz | Tested by network analyzer |
| Rated Operating Voltage | 500V/690V | Voltmeter |
| Rated Operating Current | 2A,4A,6A,8A,10A,16A,20A,25A,32A,40A,50A,63A | Ammeter, clamp‑on ammeter |
| Rated Power Dissipation of Fuse‑link | 5W | Millivoltmeter |
| Rated Breaking Capacity of Fuse‑link | 100kA@500V；50kA@690V | Type test |
| Utilization Category of Fuse‑link | gG | GB 13539.1‑2015, GB/T 13539.2‑2015 |
PRODUCTS SIZE:
| Model | Rated‑voltage(V) | Dimension(mm) | Current Range(A) | Weight(g) |
|---|---|---|---|---|
| RO16 / RS16 | 500/690 | Ø14.3×51 | 2‑63 | 20.5 |
| RO16A / RS16A | 500 | Ø14.3×38 | 2‑50 | 27.5 |
| RO16C / RS16C | 500 | Ø14.3×67 | 2‑50 | 58 |
Time-current range of "gG' fuselinks
Cut-off current characteristic
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