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MERSEN FUSE 6,9 GRB 17/16 6,9GRB17/16
The Protistor® 17×49 gR fuse-link, rated at 16A and 690VAC, provides reliable fast-acting protection for semiconductor devices and motors in industrial environments.
£13.29
Why Choose the Mersen X220958 BS17GB69V16 Semiconductor Fuse?
The Mersen X220958, catalogue number BS17GB69V16 (designation 6.9 gRB 17/16), is a Protistor® BS88-4 high-speed semiconductor fuse-link designed to provide dependable protection for sensitive power semiconductor devices. Featuring a gR full-range operating characteristic, it protects against both overloads and short-circuit faults, making it suitable for safeguarding IGBTs, thyristors, diodes and rectifier assemblies in demanding industrial applications.
Rated at 16 A, the fuse provides 690 V AC IEC, 700 V AC UL and 600 V DC UL ratings. Its compact 17 × 49 mm BS88-4 construction with copper L-bracket terminals enables straightforward installation in industrial drives, UPS systems, converters and other power electronic equipment.
Manufactured using Mersen's proven Protistor® technology, the BS17GB69V16 delivers exceptional current limitation, a 200 kA breaking capacity, low I²t values and dependable semiconductor protection, helping to minimise equipment damage and reduce costly downtime.
Key Advantages
- Full-range gR semiconductor protection.
- 16 A current rating.
- 690 V AC IEC / 700 V AC UL / 600 V DC UL ratings.
- 200 kA breaking capacity.
- Protects against both overloads and short-circuit faults.
- Excellent current limitation and low I²t.
- Compact BS88-4 17 × 49 mm construction.
- Suitable for demanding industrial power electronic applications.
Key Features
- Manufacturer: Mersen
- Series: Protistor® BS88-4
- Manufacturer SKU: X220958
- Catalogue number: BS17GB69V16
- Designation: 6.9 gRB 17/16
- Fuse class: gR
- 17 × 49 mm British Standard body.
- No blown-fuse indicator.
- Bolted copper L-bracket terminals.
- UL Recognised.
Reliable Full-Range Semiconductor Protection
The Mersen X220958 is engineered to clear both overloads and short-circuit faults, providing comprehensive protection for valuable semiconductor devices. Its gR operating characteristic enables full-range protection while maintaining excellent selectivity with other protective devices within industrial distribution systems.
Its robust ceramic body, copper terminals and very high interrupting capacity make it well suited to industrial motor drives, power conversion systems and critical semiconductor applications requiring dependable protection.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial motor drives.
- Power converters.
- UPS systems.
- Rectifiers.
- Industrial automation equipment.
- Semiconductor protection circuits.
- Renewable energy inverters.
Technical Specifications
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| Fuse Type | Semiconductor | |
|---|---|---|
| Fuse Size | 17x49 mm | |
| Voltage | 690 V | |
| Item number | X220958 | |
| Catalogue No | BS17GB69V16 | |
| Description | British Standard fuse-link Protistor® 17x49 gR 690VAC IEC 16A | |
| EAN/UPC Code | 3605340248449 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage DC UL | 600 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 16 A | |
| AC or DC | AC | |
| Fuse Size | 17x49 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 65 A²s | |
| Melting I2t | 9.6 A²s | |
| AC Max I.R./Breaking Capacity | I1: 200 kA | |
| Design Details | gRB | |
| Connection/Terminal Material | Copper | |
| Connection/Terminal Type | L Brackets | |
| Product Diameter | 18.5 mm | |
| Product Length | 77.2 mm | |
| Sell Pack Quantity | 10 EA | |
| Sell Pack Weight | 0.39 kg | |
| Sell Pack Width | 100 mm | |
| Sell Pack Length | 195 mm | |
| Sell Pack Height | 25 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.039 kg | |
| Power Dissipation at Rated Current Value | 4 W | |
| HS Code | 85361050 | |
| Country of Manufacture | India |
Frequently Asked Questions
What is the Mersen X220958 used for?
It provides full-range protection for semiconductor devices used in industrial power electronic equipment.
What is the current rating?
The Mersen X220958 has a rated current of 16 A.
What voltage is this fuse rated for?
The fuse is rated at 690 V AC IEC, 700 V AC UL and 600 V DC UL.
What does the gR classification mean?
A gR fuse provides full-range semiconductor protection against both overloads and short-circuit faults.
Does this fuse include a blown-fuse indicator?
No. The BS17GB69V16 is supplied without a blown-fuse indicator.
What is the interrupting capacity?
The fuse has a maximum AC breaking capacity of 200 kA.
Trusted by Industry
Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs, panel builders and maintenance engineers to protect high-value semiconductor equipment operating in demanding industrial environments.
