Datasheet - Littelfuse

Cartridge Fuse Holders
Enclosed Fuseholders > Panel/Circuit Board Mounted
850/851/852/853 Series Enclosed Fuse Holders for 5×20mm Fuses
RoHS
Pb
Product Characteristics
850 Series Holder
PANEL MOUNTED (IP40)
850/851 Series
Compatible Fuse
855 Cap
WITHOUT
SILICON RING (IP 40)
851 Series Holder
PANEL MOUNTED (IP54)
Materials
852/853 Series
5×20mm
Holder: Black
Thermoplastic
Cap: Black
Thermoplastic
Both UL94VO
Holder/Cap: Black Thermoplastic,
UL 94V0
Sealing Ring:Silicon (Cap 856)
Metal Parts: Copper alloy, corrosion protected
852 Series Holder
Terminals: Solderable tinned
CIRCUIT BOARD MOUNTED (IP40)
Rated Voltage: 250V
856 Cap
WITH
SILICON RING (IP 54)
853 Series Holder
Electrical Data (23ºC)
CIRCUIT BOARD MOUNTED (IP54)
Agency Approval
Mounting
Agency
V
D
Agency File Number
850 and 851 - 40034355
852 and 853 - 40033885
E
Terminals
E70164
Additional Information
Datasheet
850 Series
Datasheet
851 Series
Resources
850 Series
Resources
851 Series
Samples
850 Series
Samples
851 Series
Datasheet
853 Series
Resources
852 Series
Resources
853 Series
Samples
852 Series
Rated Current: 6.3A (VDE)
12A (UL)
Rated Power:
4W (VDE)
Rated Power: 2W (VDE)
12.7mm diameter
D-hole or 13mm round
hole Admissible torque
on plastic hex nut is
1.2Nm
Solderable only,
4mm×0.5mm (850)
Solderable or 2.8mm
quick connect - fits
0.5mm tab (851)
(2) Solder pins
0.5mm×1.1mm
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)
Operating Temp.
-40ºC to +85ºC
Climatic Test
-40ºC/+85ºC/21 days (IEC 60068-2-1...3)
Stock Conditions
0°C to 60°C, Max 70% R.H.
Contact Resistance
≤ 5mΩ at 20mV
Impulse Voltage
4 kV, 50Hz, 1 min., dry
Insulation Resistance
Solderability
Soldering Heat
Resistance
Datasheet
852 Series
Rated Current: 10 A
> 103 MΩ (500VDC, 1 min.)
350°C/2 sec. acc to
IEC 60068-2-20, Test
Ta, method 2
350°C/10 sec. acc to
IEC 60068-2-20, Test
Tb. method 2
Minimum Cross
Section
Conductor - 1.5mm2
Marking
Part No., 250V, Approvals
Unit Weight
4.1g (850) / 1.8g (855)
4.2g (851) / 1.9g (856)
235°C/2 sec. acc to
IEC 60068-2-20, Test
Tb, method 1
260°C/10 sec. acc to
IEC 60068-2-20, Test
Tb, method 1A
Conducting path 0.2mm2
3.2g (852) / 1.8g (855)
3.2g (853) / 1.9g (856)
Samples
853 Series
© 2015 Littelfuse, Inc.
Specifications
are subject
change recommended.
without notice.
Specifications are subject to change without notice.
Application
testing istostrongly
Revised: 08/11/15
Cartridge Fuse Holders
Enclosed Fuseholders > Panel/Circuit Board Mounted
Dimensions
Ordering Information
851 Series
850 Series
Ø15 + 0,3
11,9 -0,15
SW14
9,4
Ø15 + 0,3
5
0,
33 +0,4
13 -0,3
12 -0,1
12,7 -0,1
M12,7x1,5
2,8
16,2
9,4
852/853 Series
11,9±0,15
SW14
Ø12,4 +0,15
34,6 +0,4
16,2
max. 7
38,4 +0,5
0,5
4 +0,2
4 +0,2
M12,7x1,5
max. 7
855 Cap
855 Cap
6
Ø8,3 + 0,3
+0,1
32,8 0,2
4
1,8
1
4,5 +0,5
14,2
0,5
20,8 + 0,5
1,05 +0,05
10+0,3
0,2
856 Cap
12,4 +0,1
0,05
856 Cap
14,2
Holes in the printed circuit board: 1,3 +0,1
20,8 + 0,5
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 08/11/15
6
1,8
Ø8,3 + 0,3
10 + 0,1
Ø1,3 + 0,1
12,4 +0,1
0,05
1
Description
Ordering Number
Packaging
Cap, w/out ring (IP40)
855 0000 1009
Bulk 100
Cap, w/silicon ring (IP54)
856 0000 1009
Bulk 100
850 Series Holder (IP40)
850 0000 1009
Bulk 100
851 Series Holder (IP54)
851 0000 1009
Bulk 100
852 Series Holder (IP40)
852 0000 1009
Bulk 100
853 Series Holder (IP54)
853 0000 1009
Bulk 100