LITTELFUSE 821

MINIA
TURE FUSEHOLDERS
INIATURE
Panel Mount ,
for 5x20mm Fuses
Holder / No. 821
Specifications
Packaging
0
bulk (100 pcs.)
Standard
IEC 60127-6
UL 512
CSA C22.2. No.39
Überstand
distance
max. 0,2
Einsatzträger eingesetzt
fuse-carrier inserted
ø15
Approvals
Renkverschluß
Mounting
ø16
12.7mm diameter D-hole or double D-hole
(panel 1mm - 4.5mm)
Admissible torque on plastic hex nut is 1.2Nm
5
32
1...4,5
10
bayonet-joint
Gerätewand
panel mounting
M12,7x1,5(P0,75)
Te r m i n a l s
Solderable or 4.8mm quick connect - fits 0.5mm
tab
8
2,5 3,2
4,45
ø12,7
ø12,7
-0,1
-0,1
SW14
R1
11,7
12
-0,15
0,5
P.
4,8±0,1
-0,1
7,62±0,1
Cap / No. 835
Protection Class & Category
IP 40 (IEC 60529)
PC2 (IEC 60127-6)
Materials
1,5
Schlitz für Schraubendreher
Slot for screw-driver
Renkverschlußnase
Bayonet-connector-nose
Ø 9,2
Holder/Cap: Thermoplastic
Polyamide PA 6.6, UL94 V-0, black
Metal Parts: Copper alloy, corrosion
protected
Terminals: solderable, tinned
Electrical Data (23ºC)
max. 20,5
Rated Voltage: 250V
Rated Current: 6.3A (VDE/SEMKO)
16A (UL/CSA)
Rated Power : 4W (SEMKO)
2.5W (VDE)
Operating TTemperature
emperature
-25ºC to +70ºC (consider de-rating)
7
Climatic TTest
est
-25ºC/+70ºC/21 days (IEC 60068-2-1...3)
+10ºC to +60ºC
relative humidity ≤ 75% yearly average,
without dew, maximum value for 30 days - 95%
1,2
Flush Mount TType
ype
Stock Conditions
Cap / No. 837
Schlitz für Schraubendreher
Slot for screw-driver
1,5
Ø 9,2
Renkverschlussnase
Bayonet-connector-nose
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
27,4
> 1.5 kV
Impulse Voltage
4 kV with 1,2µs/50µs
Insulation Resistance
7
> 10 MΩ (500VDC, 1 min.)
Solderability
1,2
235 ºC, 2 sec. (soldering bath) (IEC 60068-2-20)
350 ºC, 3 sec. (soldering iron) (IEC 60068-2-20)
Soldering Heat Resistance
260ºC, 5 sec. (IEC 60068-2-20)
Finger Grip TType
ype
Minimum Cross Section
Conductor - 2.5mm 2
Marking
821, 250V, Approvals
Order Info
Qty.
Unit Weight
Order
Number
Series
0000
00
Packaging
0
Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand.
050906
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.
4.0g (821) / 1.6g (835) / 2.2g (837)
Specifications are subject
to change without notice
WebSite www.littelfuse.com