Protistor® NH2UD69V200PV fuse provides rapid and reliable protection for high-value power electronic systems with a rated voltage of 690VAC (IEC) / 700VAC (UL) and current handling up to 200A. Features double indicator system and plain brass blades.
SKU:NH2UD69V200PVAlt SKU:NH2UD69V200PVMPN:N320471
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Why Choose the Mersen NH2UD69V200PV Protistor® High-Speed Fuse?
The Mersen NH2UD69V200PV is a premium NH Size 2 square body high-speed semiconductor protection fuse from the trusted Mersen Protistor® series. Specifically engineered to protect sensitive power electronic equipment, this ultra-fast aR fuse provides exceptional protection for IGBTs, thyristors, GTOs, diodes and other semiconductor devices against damaging short-circuit currents while delivering outstanding current-limiting performance.
Manufactured using pure silver fuse elements embedded in solidified silica sand, the NH2UD69V200PV offers low let-through energy (I²t), a high breaking capacity and silver-plated blade contacts for dependable long-term operation. The NH Size 2 design conforms to DIN 43620, allowing installation in standard NH modular fuse holders and fuse switch disconnectors used worldwide.
With a 200 A rated current and 690 V AC (IEC) / 700 V AC (UL) voltage rating, this fuse is ideal for industrial drives, UPS systems, converters, renewable energy equipment and other demanding power conversion applications requiring rapid semiconductor protection.
Key Advantages
Ultra-fast aR semiconductor protection fuse.
200 A rated current for industrial power electronic systems.
690 V AC IEC / 700 V AC UL voltage rating.
Designed to protect IGBTs, thyristors, GTOs and other semiconductor devices.
Low I²t performance helps minimise equipment damage during fault conditions.
Double visual indicator enables fast fuse status identification.
Key Features
Mersen Protistor® high-speed fuse series.
Catalogue number: NH2UD69V200PV.
Item number: N320471.
200 A rated current.
690 V AC IEC / 700 V AC UL rated voltage.
aR operating class for semiconductor protection.
NH Size 2 square body construction.
Double visual indicator with plain silver-plated blades.
Reliable Protection for Industrial Power Electronics
The Mersen NH2UD69V200PV rapidly interrupts fault currents before they can damage expensive semiconductor components. Its low energy let-through characteristics improve equipment reliability, reduce maintenance costs and minimise costly production downtime in demanding industrial applications.
Protistor® NH fuses are trusted worldwide in power conversion systems where dependable protection of semiconductor devices is essential, including industrial automation, renewable energy and heavy-duty motor control equipment.
Typical Applications
Variable frequency drives (VFDs).
Industrial motor drives.
Power converters and rectifiers.
UPS systems.
Renewable energy inverters.
Industrial automation and semiconductor protection.
Technical Specifications
Item number
N320471
Catalogue No
NH2UD69V200PV
Description
Square Body High-Speed Fuse Protistor® NH Size 2 aR 690VAC IEC 700VAC UL 200A With Double indicator Plain Blades
EAN/UPC Code
3605340358506
Rated voltage AC UL
700 V
Rated voltage AC IEC
690 V
Ampere Rating
200 A
AC or DC
AC
Speed/Characteristic
aR
Fuse Size
NH2
Mounting
Clip
Clearing I2t At Rated Voltage
9.22 kA²s
Melting I2t
1.71 kA²s
AC Max I.R./Breaking Capacity
I1: 170 kA
Indication System
Yes
Indication System Type
Double indicator
Connection/Terminal Material
Brass
Connection/Terminal Type
Plain Blades
Product Width
52 mm
Product Length
150 mm
Product Height
74 mm
Sell Pack Quantity
3 EA
Sell Pack Weight
1.86 kg
Sell Pack Width
155 mm
Sell Pack Length
162 mm
Sell Pack Height
80 mm
Product group
Semiconductor Protection Fuses
Body/Insulating Material
Ceramic
Product Weight
0.62 kg
Power Dissipation at Rated Current Value
83 W
HS Code
85361090
Country of Manufacture
Tunisia
Frequently Asked Questions
What is the Mersen NH2UD69V200PV used for?
It provides ultra-fast protection for semiconductor devices including IGBTs, thyristors, GTOs and power diodes used in industrial power electronic equipment.
What is the current rating of this fuse?
The Mersen NH2UD69V200PV has a 200 A rated current.
What voltage is this fuse rated for?
The fuse is rated for 690 V AC (IEC) and 700 V AC (UL).
What does the aR operating class mean?
The aR classification identifies an ultra-fast fuse designed specifically for semiconductor short-circuit protection.
Where is this fuse commonly installed?
It is commonly installed in industrial drives, converters, UPS systems, renewable energy equipment and other power conversion applications requiring dependable semiconductor protection.
Trusted Semiconductor Protection Worldwide
Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs, panel builders and industrial engineers for delivering rapid fault interruption and dependable protection for critical power electronic equipment.
Item number
N320471
Catalogue No
NH2UD69V200PV
Description
Square Body High-Speed Fuse Protistor® NH Size 2 aR 690VAC IEC 700VAC UL 200A With Double indicator Plain Blades
EAN/UPC Code
3605340358506
Rated voltage AC UL
700 V
Rated voltage AC IEC
690 V
Ampere Rating
200 A
AC or DC
AC
Speed/Characteristic
aR
Fuse Size
NH2
Mounting
Clip
Clearing I2t At Rated Voltage
9.22 kA²s
Melting I2t
1.71 kA²s
AC Max I.R./Breaking Capacity
I1: 170 kA
Indication System
Yes
Indication System Type
Double indicator
Connection/Terminal Material
Brass
Connection/Terminal Type
Plain Blades
Product Width
52 mm
Product Length
150 mm
Product Height
74 mm
Sell Pack Quantity
3 EA
Sell Pack Weight
1.86 kg
Sell Pack Width
155 mm
Sell Pack Length
162 mm
Sell Pack Height
80 mm
Product group
Semiconductor Protection Fuses
Body/Insulating Material
Ceramic
Product Weight
0.62 kg
Power Dissipation at Rated Current Value
83 W
HS Code
85361090
Country of Manufacture
Tunisia
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...