Littelfuse 824 Series - Manual (Page 2)

© 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
Enclosed Fuseholders > Panel Mounted
Cartridge Fuse Holders
Product Characteristics
820 Series 820 20 Series 821 Series 823 Series 824 Series 824 20 Series
Compatible Fuses 5×20mm 5×20mm 5×20mm 5×20mm 5×20mm 5×20mm
Materials
Holder/Cap:
Black
Thermoplastic
Polyamide PA 6.6,
UL 94 V-O
Holder/Cap:
White Thermoplastic
PBT, UL94 V-0
Nut:Thermoplastics,
Polyamid PA 6.6,
black, UL94 V-0
Holder/Cap:
Thermoplastic
(Polyamide PA 6.6),
black, UL94 V-0
Holder/Cap:
Black Thermoplastic
Polyamide PA 6.6,
UL94 V-0
Holder/Cap:
Thermoplastic
(Polyamide PA
6.6),
UL 94V-0, black
Holder/Cap:
Thermoplastic
(Polyamide PA 6.6),
UL94 V-0, white
Metal Parts: Copper alloy, corrosion protected
Clamp spring:
Copper alloy,
corrosion protected
Clamp Spring:
Spring steel,
non-treated
Terminals:
Solderable, tinned
Terminals: Solderable,
tinned corrosion protected
Terminals: Solderable tinned Terminals: Solderable tinned
Electrical Data (23ºC)
Rated Voltage: 250V
Rated Current: 6.3A (VDE/SEMKO) 16A (UL/SA)
Rated Power:
4 W (VDE/SEMKO)
Rated Power:
2.5 W (VDE/SEMKO)
Rated Power:
4 W (SEMKO)
2.5 W (VDE)
Rated Power: 4 W (SEMKO) Rated Power:
4 W (VDE/SEMKO)
Mounting
12.7mm diameter D-hole or double D-hole
Admissible torque on plastic hex nut is
1.2Nm
12.7mm diameter
D-hole or double D-hole
(panel 1mm - 4.5mm)
Admissible torque on
plastic hex nut is 1.2Nm
Pluggable with
clamping spring into
12.7mm diameter
D-hole (panel thickness
0.75mm-3mm)
Pluggable (panel thickness 1.2 mm-2.5 mm)
Terminals Solderable or 4.8mm quick connect-fits 0.5mm tab
Protection Category IP 40 (IEC 60529) PC2 (IEC 60127-6)
Operating Temperature -25ºC to +70ºC (consider de-rating)
Climatic Test
-25 ºC/+70 ºC/21 days (IEC 60068-2-1...3)
Stock Conditions +10ºC to +60ºC relative humidity ≤ 75% yearly average, without dew, maximum value for 30 days - 95%
Vibration Resistance 24 cycles at 15 min. each (IEC 60068-2-6)10 - 60Hz at 0.75mm amplitude 60 - 2000Hz at 10g acceleration
Contact Resistance ≤ 5mΩ
Dielectric Strength > 1.5 kV
Impulse Voltage 4kV, 50Hz, 1min, dry 4kV with 1,2µs/50µs 4kV, 50Hz, 1 min., dry
Insulation Resistance > 10 3 MΩ (500 VDC, 1 min.)
Solderability
235ºC, 3 sec (Wave)
350ºC, 1 sec.
(Solder Iron)
235ºC, 2 sec. (Solder Bath) (IEC 60068-2-20)
350ºC, 3 sec. (Solder Iron) (IEC 60068-2-20)
235ºC, 3 sec. (Wave) 350ºC, 1 sec. (Soldering Iron)
Soldering Heat Resist 260ºC, 5 sec. (IEC 60068-2-20)
Min. Cross Section
Conductor - 2.5mm 2
Marking 820, 250 V, Approvals 821, 250V, Approvals 823, 250V, Approvals 824, 250V, Approvals
Unit Weight
4.0g (Holder) / 1.6g
(835) / 2.2g (837)
4.0 g (820) / 1.6 g
(835)
4.0g (821) / 1.6g
(835) / 2.2g (837)
3.8g (Holder) / 1.6g
(835) / 2.2g (837)
3.3g (824) / 1.6g
(835) / 2.2g (837)
Agency Approval
Agency Agency File Number
132225 125183 135536 122096 122098 128953
608505 608504 608505 608506 608508 608507
E 70164 E70164 E70164 E 70164 E70164 E70164
47574 47574 47574 47574 47574 47574
Ordering Information
Ordering Number:
Holders
820 0000 000 820 0000 020 821 0000 000 823 0000 000 824 0000 000 824 0000 020
Ordering Number:
Caps
Flush Mount Type: 835 0000 000
Finger Grip Type 837 0000 000
Packaging Bulk 100 Pcs all items listed above