050909
WebSite www.littelfuse.com
In our continuing strategy to deliver unparalleled circuit protection solutions,
technical expertise and application leadership, we proudly introduce the
WICKMANN Group and its products to the Littelfuse portfolio.
12,7 -0,1 12,7 -0,1
11,7 -0,15
12 -0,1
MM
MM
MINIAINIA
INIAINIA
INIATURETURE
TURETURE
TURE F F
F F
FUSEHOLDERSUSEHOLDERS
USEHOLDERSUSEHOLDERS
USEHOLDERS
Holder / No.
820820
820820
820 SpecificationsSpecifications
SpecificationsSpecifications
Specifications
StandardStandard
StandardStandard
Standard
IEC 60127-6
UL 512
CSA C22.2. No.39
Approvals (only 820/835)Approvals (only 820/835)
Approvals (only 820/835)Approvals (only 820/835)
Approvals (only 820/835)
VDE: License No. 132225
SEMKO: Certificate No. 9942054
UL Recognized: File No. E 70164
CSA Certified: File No. 47574
MountingMounting
MountingMounting
Mounting
12.7mm diameter D-hole or double D-hole
Admissible torque on plastic hex nut is 1.2Nm
TT
TT
Terminalserminals
erminalserminals
erminals
Solderable or 4.8mm quick connect-fits 0.5mm tab
Protection Class & CategoryProtection Class & Category
Protection Class & CategoryProtection Class & Category
Protection Class & Category
IP 40 (IEC 60529)
PC2 (IEC 60127-6)
MaterialsMaterials
MaterialsMaterials
Materials
Holder/Cap: Black Thermoplastic
Polyamide PA 6.6, UL 94 V-O
Metal Parts: Copper alloy,
corrosion protected
Terminals: Solderable, tinned
Electrical Data (23ºC)Electrical Data (23ºC)
Electrical Data (23ºC)Electrical Data (23ºC)
Electrical Data (23ºC)
Rated Voltage: 250V
Rated Current: 6.3A (VDE/SEMKO)
16A (UL/CSA)
Rated Power: 4W (SEMKO)
Operating TOperating T
Operating TOperating T
Operating Temperatureemperature
emperatureemperature
emperature
-25ºC to +70ºC (consider de-rating)
Climatic TClimatic T
Climatic TClimatic T
Climatic Testest
estest
est
-25ºC/+70ºC/21 days (IEC 60068-2-1...3)
Stock ConditionsStock Conditions
Stock ConditionsStock Conditions
Stock Conditions
+10ºC to +60ºC
relative humidity ≤ 75% yearly average,
without dew, maximum value for 30 days - 95%
Vibration ResistanceVibration Resistance
Vibration ResistanceVibration Resistance
Vibration Resistance
24 cycles at 15 min. each (IEC 60068-2-6)
10 - 60Hz at 0.75mm amplitude
60 - 2000Hz at 10g acceleration
Contact ResistanceContact Resistance
Contact ResistanceContact Resistance
Contact Resistance
≤ 5mΩ
Dielectric StrengthDielectric Strength
Dielectric StrengthDielectric Strength
Dielectric Strength
> 1.5 kV
Impulse VoltageImpulse Voltage
Impulse VoltageImpulse Voltage
Impulse Voltage
4 kV, 50 Hz, 1 min., dry
Insulation ResistanceInsulation Resistance
Insulation ResistanceInsulation Resistance
Insulation Resistance
> 103 MΩ (500 VDC, 1 min.)
SolderabilitySolderability
SolderabilitySolderability
Solderability
235ºC, 3 sec. (Wave)
350ºC, 1 sec. (Soldering Iron)
Soldering Heat ResistanceSoldering Heat Resistance
Soldering Heat ResistanceSoldering Heat Resistance
Soldering Heat Resistance
260ºC, 5 sec. (IEC 60068-2-20)
Minimum Cross SectionMinimum Cross Section
Minimum Cross SectionMinimum Cross Section
Minimum Cross Section
Conductor - 2.5mm2
MarkingMarking
MarkingMarking
Marking
820, 250V, Approvals
Unit WeightUnit Weight
Unit WeightUnit Weight
Unit Weight
4.0g (Holder) / 1.6g (835) / 2.2g (837)
Order InformationOrder Information
Order InformationOrder Information
Order Information
PackagingPackaging
PackagingPackaging
Packaging
Bulk (100 pcs.)
Order NumbersOrder Numbers
Order NumbersOrder Numbers
Order Numbers
Holder No. 820 0000 000
Cap, Flush Mount No. 835 0000 000
Cap, Finger Grip No. 837 0000 000
Cap / No.
835835
835835
835
Cap / No.
837837
837837
837
Flush Mount TFlush Mount T
Flush Mount TFlush Mount T
Flush Mount Typeype
ypeype
ype
PanelPanel
PanelPanel
Panel
Mount, Mount,
Mount, Mount,
Mount, ShocksafeShocksafe
ShocksafeShocksafe
Shocksafe
5x20mm Fuses5x20mm Fuses
5x20mm Fuses5x20mm Fuses
5x20mm Fuses
Finger Grip TFinger Grip T
Finger Grip TFinger Grip T
Finger Grip Typeype
ypeype
ype
Bayonet-connector-nose
max. 20,6
1,5
Slot for screwdriver
1,2
∅
9,2
7
Slot for screwdriver
Bayonet-connector-nose
max. 29,6
1,2
7
1,5
∅ 9,2
Panel alternatives
Fuse carrier inserted
Bayonet-joint
max. 0,2
4,45
0,5
7,62
M12,7x1,5
3,2 2,5
4,8
SW14
∅16
∅15
32
5
5,5 1...6
8
Specifications are subject
to change without notice
Note: 1.00 means the number one with two decimal places. 1,000 means the number
one thousand.
