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Semiconductor Fuses & Medium Voltage Fuses

Semiconductor fusesMedium
voltage fusesFuse
high voltageLow
voltage fuses
Miniature cylindrical fuses
Hill Technical Sales specializes in providing innovative
fuse protection for:
Fuses for semiconductor protection offer high current interrupt
capabilities for short circuit faults with lower values of I2T and
power losses. Fuses are IEC and UL recognized.
Our fuses for medium voltage capacitors and capacitor banks have
high interrupt rating of 63kA and can be directly mounted to capacitor
bushing with: threaded holes on both ends, a threaded hole and L-bracket
or L-brackets on both sides. Specials mounting for your unique requirements
are available.
We also have fuses for medium and high voltage applications like;
switch gear, motor protection, transformers including submersibles
and cable feeders.
Other lines of fuses include, miniature electronic fuses, bottle fuses,
DIAZED, NEOZED, and cylindrical type. Some of our fuse products have
been designed for specific use or applications such as traction, rectifiers,
inverters, converters, mining, drives, UPS, Forklift, and marine.
|
Semiconductor Fuses |
Class |
Voltage Rating |
Current Rating |
Standards |
Product
Reference |
aR |
660 to 1000VAC |
10 to 400A |
DIN 43653; IEC 60269-4; DIN VDE 0636-40; UL 248-13 |
|
gR/aR |
440 to 500VAC |
2 to 200A |
DIN VDE 0636-40; DIN 49515/49360 |
|
gR/aR |
660 to 5000VDC |
6 to 800A |
IEC 60269-4; DIN VDE 0636-40;DIN 49515/49360 |
|
aR |
240 to 700VAC |
5 to 900A |
IEC 60269-4; BS 88-4 |
|
aR/gR |
500 to 200VAC |
16 to 800A |
DIN 43620; DIN 43653 |
|
aR * |
700AC / 1300VAC |
50 to 1600A |
DIN 43653; DIN VDE 0636-40;IEC 60269-4;UL 248-13 |
|
* UL Recognition |
Class |
Size |
Type
|
Voltage rating
|
Current Rating
|
Standard
|
Product
Reference |
gRL |
00/1/2/3 |
Knife blade contact fuses
|
690VAC
|
16 to 800A
|
DIN 43620
|
URL |
Fuses with bolted contact
|
690VAC
|
16 to 800A
|
DIN43653
|
Cylindrical fuses
|
500 to 690VAC
|
6 to 100A
|
N/A
|
|
Class |
Size
|
Type |
Voltage rating
|
Product
Reference
|
gR/aR/gRL |
5 x 20 mm |
Cylindrical
fuse |
AC 250 V |
URZ |
6.35 x 32 mm |
AC 500 - 1000 V |
10 x 38 mm |
AC 600 - 1000 V |
14 x 51 mm |
AC 500/600V - 690/700 V |
22 x 58 mm |
AC 500/600 V - 690/700 V |
27 x 60 mm |
AC 660 V - 1000 V |
Standards: IEC 60269-4 and -1; DIN VDE 0636-23;UL 248-13 |
Fuses For Semiconductor Protection
North American and European Standard TYPE SQB Sizes 1, 2, 3 AND 4 |

Long blade version |
Square body semiconductor fuse type, SQB are available in4 different
body sizes. Each size is available in various mounting styles, body
sizes, and amp ratings to allow the greatest flexibility in equipment
design. SQB fuses provide superior performance for the protection of
today's power semiconductors. The use of silicated sand as the quenching
medium together with special shape and form of the pure silver melting
elements gives excellent results of low I2t current interrupting ratings.
The elements are welded to the contacts and provide extended life under
high cycling load conditions. Fuses are available to be fitted with
micro switches. |
- High interrupting rating 200 kA
- Very low I2t -values
- Voltage ratings AC 690/700 V and AC 1250/1300
V
- Suitable for North American and European standard
- Reliable also at high cyclic loading
- Fuse bases and other accessories for Fuse
semiconductor protection are available
|
|
Class |
Size |
Voltage rating |
Current Rating |
Standard |
Product
Reference |
aR |
1/2/3/4 |
AC 700 V / AC 1300 V |
50 up to 3000 A |
DIN 43653 |
URS |
DIN VDE 0636-40 |
IEC 60269-4 |
UL 248-13 |
|
Download PDF Catalog for more Information |
Fuses For Semiconductor
Protection European Standard Class gRL (gs) |

Side and end view
|
This is the first full range of class gs fuse now
recognized by the IEC as class (gs). gRL class (IEC class gs)
fuses offers superior performance by combing of two fuse classes into
one. Type gRL fuses provide protection to power electronic equipment
and cables with low power losses and low I2t-values simultaneously. Fuse
type gRL offers:
Semiconductor protection against short circuit faults
via their Ultra Rapid "gR" characteristic(semiconductor fuse).
Cable protection against overload via their "gL" characteristic. |
- High current limitation
- Low power losses
- Semiconductor protection against short circuit
faults
- Cable protection against overload current
- Low I2t -values
- High interrupting rating up to 200 kA
- Compliance with the following standards: IEC 60269-1
/ -2-1 and -4 DIN
- Class gRL follows the requirements of the new standardized
class gS
- Fuse bases and other accessories for Fuse semiconductor
protection are available
|
|
Download PDF Catalog for more Information |
Fuses For Semiconductor
Protection
Cylindrical Fuses - European Standard |

Isolated fuse base for fuses with
cylindrical contact caps shown below |
Cylindrical ultra-rapid semiconductor fuses are available in 6 different
sizes. They are available without or with or built-in striker pin for
fuse blown indication or operation of micro-switches. |
- High interrupting rating up to 300 kA
- Voltage rating 250 up to 1000 V AC
- Protection of Power Semiconductors according
to IEC 60269-1 and -4
- With or without integrated striker pin
- Class aR according to IEC 60269-4 and DIN VDE 0636-40
- Class gR according DIN VDE 0636-40
- Fuse-Bases / Fuse-Clips and Accessories are available
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|
Class |
Size |
Voltage rating |
Current Rating |
Standard |
Product
Reference |
gR
aR
gRL |
5 x 20 mm |
AC 250 V |
125 mA - 200 A |
IEC 60269-1
and -4
DIN
VDE 0636-23
UL 248-13 |
URZ |
6.35 x 32 mm |
AC 500 - 1000 V |
10 x 38 mm |
AC 600 - 1000 V |
14 x 51 mm |
AC 500/600V - 690/700 V |
22 x 58 mm |
AC 500/600 V - 690/700 V |
27 x 60 mm |
AC 660 V - 1000 V |
|
Download PDF Catalog for more Information |
DC-Application / Traction Fuse |
 
5000 VDC fuse |
DC Fuses are offered in clip-mounted and bolt-design.
The fuses are used for applications in traction-, battery, and railway
main- circuits. DC fuses are largely used for the protection of frequency-inverters.
Because the application it is possible in a big variety you should
contact Hill Technical to have information regarding the use at different
voltage ratings, classes or L/R's. |
- Designed for heavy duty
applications
- Shock and vibration proved
- Some types with additional
microswitches
- Developed according customers
specification
- Individual tested time constants
- Designed for long lasting
live under severe service conditions
- OEM inquires for custom Traction Fuse are welcome
|
|
Class |
Voltage rating |
Current Rating |
Standard |
Product
Reference |
gR
aR
gRL
|
DC 660 V - DC 5000 V |
6 A - 800 A |
UIC 550
IEC 60269-4
DIN
VDE 0636-23
|
URDC |
|
Download PDF Catalog for more Information |
Miniature Fuses G |

Fuse
holder for
5 x 20 mm fuse
|
- Very high interrupting
rating up to 70 kA
- High ratings of voltages up
to 10 kV
- Large range of current ratings available
for semiconductor protection
- Fuse bases, clips and accessories
are available
|
|
Class |
Size |
Voltage rating |
Current Rating |
Standard |
Product
Reference |
F fast acting
T time lag
TT very slow
M medium time lag
FF very fast acting
|
Cylindrical fuses:
5 x 20
6.3 x 32
5 x 25
5 x 30
8 x 50
8 x 85
10 x 85
8 x 120
8 x 150 mm
|
65 V - 10kV |
6 A - 800 A |
IEC 60127
DIN VDE 0820
CEE4
UL 248-14, UL 512
CSA-C22.2 No. 248.14
|
G |
Radial lead 2
pin fuses: KS, Ø 8.4 mm |
250 V |
40mA - 10A |
SMD fuses: Voltage
ratings: 65 V - 10 kV |
125-250 V |
40mA - 15A |
|
Download PDF Catalog for more Information |
 |
Medium Voltage Fuses For Capacitors |
|

Dual UNC thread drawing |
UNC
and bracket connected drawing |
Capacitor protection fuses can easily be
fitted directly onto capacitor bushings, because they can be fitted with
threaded holes at either ends, or threaded one end and with bracket on
the other end. Their electrical characteristic being current limiting
back up suits the protection requirements of capacitors. Characteristic
following capacitor protection needs for back up protection. Cartridge
type current limiting Special mounting brackets available on request. |
Voltage rating |
Current Rating |
Standard |
Product
Reference |
3.2/ 4.8 / 5.5 / 7.2 / 8.3
/ 15.5 / 23kV |
6.3 - 500 A |
IEC 60 282-1
IEC 60 549 |
HHC |
|
Download PDF Catalog for more Information |
High Voltage Fuses |

German DIN standard for air and gas insulated switchgear and outdoor switchgear.
High voltage Fuse-links have parallel connected pure silver fuse-elements.
The design and methods of production of the elements ensures narrow
tolerances of the time-current characteristics. The fuse elements are
wound on a ceramic support and are attached to the silver plated connection
caps by means of spot-welding.
The connection caps are fitted inside the silver plated copper end caps
by spot welding. The copper end caps themselves are press-fitted onto
the porcelain tube, which is glazed inside and outside. The end caps
are furthermore mechanically fixed to the porcelain tube and additionally
sealed by a durable elastimer sealing medium. This sealing method has
been proven over many decades of positive field experience and ensures
tightness against ingress of humidity. Inquires for fuse high voltage
custom applications are welcome. |

Vertical cut |
Download PDF Catalog for more Information |
High Voltage Fuses |

Top view |
Motor Circuit Protection -
Din And British Standard
Motor Rated Fuses are available in German DIN Standard
and British Standard Design. The large variety in body sizes / mounting
style/ Voltage and Amp rating allow great flexibility for the designer
of switchboard panels. |
- Protection of Motor
circuits according IEC 60644. High resistance against cyclic
and peak current loads, avoiding ageing because of high
motor start up currents
- Low power losses, minimizing
temperature increase in narrow contactor enclosures
- Low minimum interrupting
currents for operation of over-currents in the range 3 - 3.5
x rated current
- Availability of temperature
limiters for switchgear protection against excessive temperature
rise
- Type tested according IEC 60470 in cooperation with the major European Panel
builders
- Available in DIN 43625 and
BS 2692 dimensions
|
|
Class |
Voltage rating |
Current Rating |
Standards |
Product
Reference |
Back up |
AC 3.6 - 7.2 kV |
50 - 450 A |
Dimensions:
DIN 43625 and BS 2692
Electrical:
IEC 60644
IEC 60470
IEC
60282-1
BS 2692 |
HHM |
|
Download PDF Catalog for more Information |
Medium Voltage Fuses |
Side view
|
European Standard For Installation Inside Transformers
Under Oil.
These are general-purpose fuses for installation
in transformers; they offer space and cost saving in distribution
transformer substation design. They are designed to protection against
short-circuit and internal transformer faults and also offer bursting
protection of the transformer through specific characteristic of
the fuse-link resistance against ageing |
|
Download PDF Catalog for more Information |
Medium Voltage Fuses - British
Standard |
|

Side view |
Medium voltage fuses according British Standard
are backup fuses for the protection of substations up to 24 kV. The
fuse links of this section comply with the following national and
international standards:
IEC 60282-1
BS 2692
ESI 12-8
Design and construction of these fuses follow the
well-proven concept of all high-voltage fuse-links. Pressure
resistant encapsulation and a high-grade ceramic is used. Contact
material consists of silver plated high conductivity copper.
The pure silver melting elements are provided with appropriate
notches to ensure small time/current-curve tolerances and low
let-through currents. The arc quenching quartz sand is subject
to special survey criteria regarding its composition, grain size
and humidity content.
|
Download PDF Catalog for more Information |
Medium Voltage Fuses - French
Standard |
 |
Side view |
For Air & Gas Insulated Switchgears Outdoor Switchgears High-Voltage fuse-links of size 55 x 520 mm are
suitable for the protection of power transformers used in energy
distribution. Usually they are used for indoor application, outdoor use is possible. In case
of a short circuit the fuse will interrupt fault currents between five
times the fuse rated current and the rated breaking current.
Standards:
IEC 60282-1
NFC 64210 |
Download PDF Catalog for more Information |
Medium Voltage Fuses -
European Standard |
 |

|
Medium voltage fuses Plug-in fuses
for overhead lines
Medium voltage fuse links including overhead line
connectors are provided as a set. They allow in overhead lines to
provide fuse protection on pole mounted distribution transformers.
The set consists of a high voltage fuse link including a set of connectors.
|
Download PDF Catalog for more Information |
Low Voltage Fuses - European
NH Knife-Blade Fuse System |
Side and end view |
Description: European NH Knife-Blade Fuse System
SIBA NH Fuse-links with top and center indicator
are available in a large variety of voltage ratings, body sizes and
operating classes:
Sizes: 000, 00, 0, 1, 2, 3, 4a and 4
Voltage ratings: AC 400 / 500 / 690 / 1000 / 1500
V
Fuse bases and accessories available, made of sheet
steel base plate with ceramic support Low power losses and temperatures
All fuse links are corrosion
resistant |
Operation class
|
Application
|
gG
|
General Purpose Cable and Line protection
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gB
|
For general application
|
aM
|
Motor circuit short circuit protection
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gTr
|
General Purpose Transformer Protection
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gTF
|
For general application
|
|
Standards:
IEC 60269-1-2 / EN 60269-1-2
DIN VDE 0636 part 201
DIN VDE 0636 part 2011
DIN 43620
Approvals: Germany, Austria, Switzerland
Combination indicator (top and center) for easy identification of blown fuses
High interrupting rating up to 120 kA
Voltage ratings AC 400 - 1500 V
Operation classes gG, gB, aM, gTr, and gTF available for all applications
Removal tags: Standard design in metal, insulated removal tags available.
|
Download PDF Catalog for more Information |
Fuses For Semiconductor Protection - European Standard |
 |

Top, end and side view |
They are designed to protect power
semiconductors according to IEC 60269-1 IEC 60269-4 and comply with
DIN 43653. Fuses are available without or with top indicator or with
microswitch.
aR class 10 A - 400 A according to IEC 60269-4 and DIN VDE 0636-40. Fuse bases and accessories are also available.
Sizes 000 And 00
Class: aR
Voltage rating: AC 660 V - AC 1000 V and 750VDC (when used as a DC fuse)
Current rating: 10 A to 400 A
Standards: DIN 43653, IEC 60269-1 IEC 60269-4, DIN VDE 0636-40 and UL 248-13
These fuses have extremely high interrupting rating 100 kA - 300 kA with voltage ratings AC 660 V - AC 1000 V
|
Download PDF Catalog for more Information |
Fuses For Semiconductor Protection - European Standard |
 |

Type DV
|
TYPE D0 fuse / D fuse
D Fuses, also known as type Diazed/ Neozed fuses are supplied
in the following sizes, ND, DII, DIII, DVI, DV, D01, D02, and D03.
All fuses have color-coded blown fuse indicators.
Voltage rating: AC 440 V - AC 500 V
Current rating: 2 A to 200 A
Class: gR / aR / aRL
Standards: IEC 60269-4, DIN VDE 0636-40 DIN 49515 / 49360
Class gR for rated currents up to 100 A
Class aR for rated currents above 100 A
All fuses have blown fuse indicators
Protection of Power Semiconductors according to IEC 60269-4
Fuse Bases and Accessories are available
|
Download PDF Catalog for more Information |
Knife Blade Contact
Fuse - German Standard |
 |

Side and end view |
|
Ultra rapid knife blade fuse contact fuses type
NH style are available in many different sizes and four voltage ratings.
They follow DIN/VDE -IEC standard and can be fitted in open fuse
bases. Usage in fuse bases or switches requires the comparison of
the power loss of the fuse with the power acceptance of the base
or switch.
All type NH-fuses are available with either integral
blown fuse indicator or a separately fitted trip indicator fuse for
microswitch operation. Class: aR/gR
Sizes: 000 / 00 / 0 / 1 / 2 and 3
Voltage ratings: AC 500 V - 2000 V
Current ratings: 16 A up to 800 A
High interrupting rating up to 120 kA
Voltage rating AC 500 V - AC 2000 V
Compliance with DIN 43620 and DIN 43653 standard
Fuses with blown fuse combination indicator
Class aR according to IEC 60269-4 and DIN VDE 0636-40
and
Class gR according to DIN VDE 0636-40
Fuse bases / Switches and Accessories are available
|
Download PDF Catalog for more Information |
Fuses For Semiconductor Protection - European-British Standard |
 |

Size 8.4 x 38 m |
Protection of Power Semiconductors
according to IEC 60269-4
Complies with BS 88 Standard and are available with or without striker for microswitch
operation, Class aR 5 A - 900 A according to IEC 60269-4 Standards: IEC 60 269-4, BS 88-4 Class: aR Voltage ratings: AC 240 V - AC 700 V Current ratings: 5 A - 900 A High interrupting rating 100 kA Voltage rating AC 240 V - AC 700 V |
Download PDF Catalog for more Information |
D Fuses |
 |

Type D II |
The diameter of the bottom of the
fuse-links are graduated according to current rating. A gauge piece
that is matched to the fuses current rating is mounted in the fuse
base. This prevents them from being interchangeable.
Voltage rating: AC 400 V - AC 500 V / DC 250 V - DC 500 V
Current rating: 0.5 A to 200 A
Class: gG/gL
Standards: IEC 60 269-3-1, DIN VDE 0636 Part 301, DIN 49515 / 49360 / 49365 / 49522
Systems: ND - AC 500 V - DIN 49360
D - AC 500 V - DIN 49515 / DO - AC 400 V - DIN 49522 |
Download PDF Catalog for more Information |
Class |
Voltage rating |
Current Rating |
Standards |
Product Reference |
aR |
660 to 1000VAC |
10 to 400A |
DIN 43653; IEC 60269-4; DIN VDE 0636-40; UL 248-13 |
URB |
gR/aR |
440 to 500VAC |
2 to 200A |
DIN VDE 0636-40; DIN 49515 / 49360 |
URD |
gR/aR |
660 to 5000VDC |
6 to 800A |
IEC 60269-4;DIN VDE 0636-40;DIN 49515/49360 |
URDC |
aR |
240 to 700VAC |
5 to 900A |
IEC 60269-4; BS 88-4 |
URE |
aR/gR |
500 to 200VAC |
16 to 800A |
DIN 43620; DIN 43653 |
URM |
aR * |
700AC / 1300VAC |
50 to 1600A |
DIN 43653; DIN VDE 0636-40;IEC 60269-4;UL 248-13 |
URS |
* UL Recognition
Class gRL,
Size: 00 / 1 / 2 / 3
Product Reference: URL
Type |
Voltage rating |
Current Rating |
Standard |
Knife blade contact fuses |
690VAC |
16 to 800A |
DIN 43620 |
Fuses with bolted contact |
690VAC |
16 to 800A |
DIN43653 |
Cylindrical fuses |
500 to 690VAC |
6 to 100A |
N/A |
Class gR/aR/gRL
Size: Cylindrical fuse
Product Reference: URZ
Size |
Voltage rating |
5 x 20 mm |
AC 250 V |
6.35 x 32 mm |
AC 500 - 1000 V |
10 x 38 mm |
AC 600 - 1000 V |
14 x 51 mm |
AC 500/600V - 690/700 V |
22 x 58 mm |
AC 500/600 V - 690/700 V |
27 x 60 mm |
AC 660 V - 1000 V |
Standards: |
IEC 60269-4 and -1; DIN VDE 0636-23;UL 248-13 |
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