050805
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.
1
6
14,2
20,8 + 0,5
8,3 + 0,3
1,8
15 + 0,3
M12,7x1,5
33 +0,4
4 +0,2
0,5
max. 7
16,2
11,9 -0,15
9,4
SW14
13 -0,3
12 -0,1
12,7 -0,1
VDE
15 + 0,3
M12,7x1,5
4 +0,2
max. 7
16,2
11,9 -0,15
9,4
SW14
0,5
38,4 +0,5
34,6 +0,4
2,8
1
6
14,2
20,8 + 0,5
8,3 + 0,3
1,8
13 -0,3
12 -0,1
12,7 -0,1
M
M
M
M
M
INIA
INIA
INIA
INIA
INIATURE
TURE
TURE
TURE
TURE
F
F
F
F
F
USEHOLDERS
USEHOLDERS
USEHOLDERS
USEHOLDERS
USEHOLDERS
Holder / No. 850
850
850
850
850
Specifications
Specifications
Specifications
Specifications
Specifications
S t a n d a r d
S t a n d a r d
S t a n d a r d
S t a n d a r d
S t a n d a r d
IEC 60127-6
UL 512
CSA C22.2. No.39
Approvals
Approvals
Approvals
Approvals
Approvals
VDE Report
SEMKO
UL Recognized
CSA
SEV
Mounting
Mounting
Mounting
Mounting
Mounting
12.7mm diameter D-hole or 13mm round hole
Admissible torque on plastic hex nut is 1.2Nm
TT
TT
Terminals
erminals
erminals
erminals
erminals
Solderable only, 4mm x 0.5mm (850)
Solderable or 2.8mm quick connect - fits 0.5mm
tab (851)
Protection Class & Category
Protection Class & Category
Protection Class & Category
Protection Class & Category
Protection Class & Category
IP 40 (with Cap 855 acc. to IEC 60529)
IP 54 (with Cap 856 acc. to IEC 60529)
PC2 (IEC 60127-6)
Materials
Materials
Materials
Materials
Materials
Holder:
Black Duroplastic
UL 94V0
Cap:
Black Thermoplastic
UL94VO
Sealing Ring: Silicon (Cap 856)
Metal Parts: Copper alloy, corrosion protected
Terminals:
Solderable, tinned
Electrical Data (23C)
Electrical Data (23C)
Electrical Data (23C)
Electrical Data (23C)
Electrical Data (23C)
Rated Voltage: 250V
Rated Current: 10A
Rated Power :
3.2W (VDE/SEMKO)
Operating T
Operating T
Operating T
Operating T
Operating Temperature 4W (SEV)
emperature 4W (SEV)
emperature 4W (SEV)
emperature 4W (SEV)
emperature 4W (SEV)
-40C to +85C (consider de-rating)
Climatic T
Climatic T
Climatic T
Climatic T
Climatic Test
est
est
est
est
-40C/+85C/21 days (IEC 60068-2-1...3)
Stock Conditions
Stock Conditions
Stock Conditions
Stock Conditions
Stock Conditions
+10C to +60C
relative humidity 75% yearly average,
without dew, maximum value for 30 days - 95%
Vibration Resistance
Vibration Resistance
Vibration Resistance
Vibration Resistance
Vibration Resistance
24 cycles at 15 min. each (IEC 60068-2-6)
10 - 60Hz at 0.75mm amplitude
60 - 500Hz at 10g acceleration
Contact Resistance
Contact Resistance
Contact Resistance
Contact Resistance
Contact Resistance
5m
Impulse Voltage
Impulse Voltage
Impulse Voltage
Impulse Voltage
Impulse Voltage
4 kV, 50 Hz, 1 min., dry
Insulation Resistance
Insulation Resistance
Insulation Resistance
Insulation Resistance
Insulation Resistance
> 10
3
M (500 VDC, 1 min.)
Solderability
Solderability
Solderability
Solderability
Solderability
235C, 2 sec. (Wave)
350C, 1 sec. (Soldering Iron)
Soldering Heat Resistance
Soldering Heat Resistance
Soldering Heat Resistance
Soldering Heat Resistance
Soldering Heat Resistance
350C, 5 sec. (IEC 60068-2-20)
Minimum Cross Section
Minimum Cross Section
Minimum Cross Section
Minimum Cross Section
Minimum Cross Section
Conductor - 1.5mm
2
Marking
Marking
Marking
Marking
Marking
Part No., 250V, Approvals
Unit Weight
Unit Weight
Unit Weight
Unit Weight
Unit Weight
4.1g (850) / 1.8g (855)
4.2g (851) / 1.9g (856)
Order Information
Order Information
Order Information
Order Information
Order Information
P a c k a g i n g
P a c k a g i n g
P a c k a g i n g
P a c k a g i n g
P a c k a g i n g
Bulk (100 pcs.)
Order Numbers
Order Numbers
Order Numbers
Order Numbers
Order Numbers
Holder, IP 40
No. 850 0000 100
Cap, without Ring, IP 40
No. 855 0000 100
Holder, IP 54
No. 851 0000 100
Cap, with Ring, IP 54
No. 856 0000 100
Cap / No. 855
855
855
855
855
Panel Mount,
Panel Mount,
Panel Mount,
Panel Mount,
Panel Mount, Shocksafe
Shocksafe
Shocksafe
Shocksafe
Shocksafe
5x20mm Fuses
5x20mm Fuses
5x20mm Fuses
5x20mm Fuses
5x20mm Fuses
Cap / No. 856
856
856
856
856
Without silicon ring (IP 40)
Without silicon ring (IP 40)
Without silicon ring (IP 40)
Without silicon ring (IP 40)
Without silicon ring (IP 40)
With silicon ring (IP 54)
With silicon ring (IP 54)
With silicon ring (IP 54)
With silicon ring (IP 54)
With silicon ring (IP 54)
(from front side only)
Holder / No. 851
851
851
851
851
Panel
alternatives
Panel
alternatives
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.
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