參數(shù)資料
型號： 70109518.55
英文描述： 8th-Order, Lowpass, Bessel, Switched-Capacitor Filters
中文描述： 保險絲
文件頁數(shù)： 62/65頁
文件大?。?/td> 2586K
代理商： 70109518.55
Schurter, Inc. Phone 707-778-6311 Fax 707-778-6401 E-mail: info@schurterinc.com Website http://www.schurterinc.com
166
Order No.
Rated current I
n
Breaking capacity
Voltage drop at I
n
Rated voltage U
n
mV
7040.2120
AC 2,5 A / 220 V
AC 40 A / 220 V
200
TH1 5x20mm Thermofuses
for telecom applications
Standards / Approvals
none
Technical data
– Resistance up to 8 x 20 s current waves (IEC 60-2) of approx
1000 In without degradation
– Interrupting a short-circuit current of approx 1 In
– Thermal function: breaking the circuit from 145 °C
Construction
Glass tube
Weight
1,4 g
Climatic range
40 / 070 / 56
Majoration
1,45 In at 40 °C
Minoration
0,7 In at 70 °C
Vibrations
NF C 20-706 / IEC 68-2-6
10-55 Hz / 0,35 mm / 5 cycles
Shocks
NF C 20-727 / IEC 68-2-27, 50 g
Sinusoidal vibrations
NF C 20-729 / IEC 68-2-29, 40 g
Thermical function
160 °C / 100 mA / t
≤ 4000 s
Multiple of rated current I
n
1,15 In 1,65 In
3 In
5 In
10 In
min.
max.
min.
max.
min.
max.
min.
2,5 A
1 h
1s
60 s
0,3 s
10 s
30 ms
Rated current In
n In
Pre-arcing time/current characteristic (at Ta 23 °C)
Thermal characteristics without current
Wave characteristic 8 x 20 s according to IEC 60-2
Telecom application example
Type
Peak current admissible
1 Shock
10 Shocks
Thermolink TH1 / 2,50 A
2,5 kA
2 kA
User
Telephone exchange
(1) Parallel protector (discharger-varistor)
Pre-arcing
time
in
seconds
t
s
Temperature °C
Surge Tolerant Cartridge Fuses
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