Eaton Bussmann GSA, GSB, GSD & GSGB Fuses – BS88 High-Performance Protection for Industrial Applications
🔧 Reliable Protection for Industrial Power Systems, Drives, and Semiconductor Devices
Eaton Bussmann's BS88 fuse series, including GSA, GSB, GSD, and GSGB, are engineered for high-performance protection in AC and DC systems up to 900A and voltages as high as 1300V AC / 825V DC. These fuses are ideal for safeguarding motors, drives, semiconductor devices, and power distribution equipment.
🔋 GSA & GSB – General Purpose Industrial Fuses (gG Class)
The GSA and GSB series are designed for general-purpose protection of low-voltage distribution systems. These fuses conform to BS88 standards and ensure excellent short-circuit and overload protection.
⚙️ Technical Specifications:
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Voltage ratings:
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GSA: 240V AC
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GSB: 600V AC
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Current ratings: 5A to 600A
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Fuse element: Full-range gG
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Application: Industrial switchboards, panelboards, sub-distribution
📦 Example Part Numbers:
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GSA25– 25A / 240V AC BS88 fuse -
GSA100– 100A / 240V AC BS88 fuse -
GSB75– 75A / 600V AC BS88 fuse -
GSA600– 600A / 240V AC BS88 fuse
⚡ GSD – Compact, Low-Voltage Protection
The GSD150 is a specialized BS88 fuse with a 150A / 180V AC rating. It's ideal for low-voltage AC protection where compact sizing is essential.
💻 GSGB – Semiconductor Protection Fuses (gR Class)
The GSGB series is specifically designed for the fast protection of semiconductor devices like IGBTs, SCRs, and thyristors. These fuses follow BS88 gR characteristics and offer ultra-fast response times to critical fault conditions.
⚙️ Key Features:
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Voltage rating: 660V AC
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Current range: 16A to 900A
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Breaking capacity: High-speed interruption of short circuits
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Applications: Drives, UPS systems, converters, rectifiers
📦 Common Parts:
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GSGB40– 40A / 660V AC -
GSGB110– 110A / 660V AC -
GSGB250– 250A / 660V AC -
GSGB630– 630A / 660V AC -
GSGB900– 900A / 660V AC
🔍 Fuse Accessories – Trip Indicators & Indicator Kits
Eaton Bussmann provides a comprehensive range of trip indicator fuses and add-on kits for visual fault status feedback.
📦 Part Highlights:
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GSIPAL– Add-on indicator kit -
GSIPBL– Trip indicator conversion kit -
GSL1000– Trip indicator for 660V AC / 400V DC -
GSL2000– High-voltage trip indicator, 1300V AC / 825V DC -
GS700– Trip fuse indicator, 450V AC / 200V DC
🔧 Benefits:
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Fast visual indication of blown fuse
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Reduces troubleshooting time
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Suitable for DIN-rail or panel-mount fuse holders
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Compact design (typically 121x6mm)
🛒 Why Choose Casadaa Distribution?
At Casadaa Distribution, we stock a wide range of Eaton Bussmann BS88 fuses and accessories ready for immediate shipment:
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✅ Genuine Bussmann products
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✅ Competitive pricing and volume discounts
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✅ Worldwide shipping
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✅ Technical support for fuse selection
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✅ Bulk stock for OEMs, utilities, panel builders & maintenance teams
📞 Need help selecting the right BS88 fuse?
Contact our technical team or browse our online shop for datasheets, compatibility information, and real-time stock availability.
👉 Order today from Casadaa Distribution – your trusted source for industrial fuses.
