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R28302BKL

更新时间: 2024-11-17 01:23:43
品牌 Logo 应用领域
冈谷电机 - OKAYA /
页数 文件大小 规格书
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描述
SURGE PROTECTIVE DEVICES

R28302BKL 数据手册

  
R28 SERIES  
SURGE PROTECTIVE DEVICES  
Features  
Quick response for surge.  
Safety Standard  
:UL497B  
File No.  
E139599  
High impulse current capacity.  
It can withstand alternating current.  
Excellent insulation resistance and small  
capacitance.  
UL  
:UL1449  
E332107  
Recommendation of ITU-T conformity.  
Applications  
Telephone, PBX, Wireless base station, Optical  
transmission equipments, CATV transmission  
equipments, Fire alarm systems and Home  
security systems.  
Dimensions  
25min.  
A±0.2  
25min.  
φ 8.0±0.25  
Model numbering system  
R 2 8  
3 5 1  
DC sparkover  
B H L  
Type of wire  
Voltage  
Unit: mm  
With lead  
35X10¹=350V  
L
None  
351  
Without lead  
Series Name  
Type of taping  
Model Number  
R28-†††-BHL  
R28-†††-BJL  
R28-†††-BKL  
A
2 electrode arrester  
3 electrode arrester  
Bulk  
Length  
R28  
R38  
B
5.7mm  
H
J
K
O
5.7  
6.05  
7.5  
6.05mm  
7.5mm  
10.0mm  
Electrical Specifications (Low Voltage Type)  
(Conforms to ITU-T)  
Safety  
Standard  
DC Sparkover  
Voltage  
100V/s~2,000V/s  
(V)  
Impulse  
Sparkover  
Voltage  
Impulse  
Discharge Discharge Current  
Current  
8/20ms (A)  
Alternating  
Impulse  
Life Test  
10/1,000μs  
Insulation  
Capacitance  
Resistance  
max. (pF)  
Model Number  
50Hz, 1s  
10 times (A)  
UL UL  
497B 1449  
min. (M)  
100V/μs (V)  
100A (times)  
Ο
Ο
Ο
Ο
Ο
Ο
Ο
Ο
Ο
-
-
-
-
*
{
*
{
R28-900-BHL  
R28-151-BHL  
R28-231-BHL  
R28-251-BHL  
R28-301-BHL  
R28-351-BHL  
R28-401-BHL  
R28-471-BHL  
R28-601-BHL  
90V±20%  
150V±20%  
230V±20%  
250V±20%  
300V±20%  
350V±20%  
400V±20%  
470V±20%  
600V±20%  
450  
500  
600  
1
1
1
1
10,000  
10  
300  
104  
1.5  
650  
750  
*
{
*
{
800  
900  
1
2
*
{
1,300  
*
Electrical Specifications (High Voltage Type)  
Safety  
Standard  
DC Sparkover  
Voltage  
500V/s  
Impulse  
Discharge  
Current  
Impulse  
Life Test  
8/20μs  
Insulation  
Resistance  
min. (MΩ)  
Capacitance  
max. (pF)  
Withstand  
Voltage test  
Model Number  
UL  
1449  
(V)  
8/20μs (A)  
1,000A (times)  
1
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
{
{
{
{
{
{
{
{
R28-801-BHL  
R28-102-BHL  
R28-152-BHL  
R28-242-BJL  
R28-302-BKL  
R28-362-BKL  
R28-402-BKL  
R28-452-BKL  
800V±20%  
1,000V±20%  
1,500V±20%  
2,400V±20%  
3,000V±20%  
3,600V±20%  
4,000V±20%  
4,500V±20%  
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
-
AC1,250V 3s  
AC1,500V 60s  
AC1,800V 3s  
10,000  
300  
104  
1.5  
AC2,000V 60s  
*¹ Rated voltage AC125V: Approved if it is connected to UL approved varistor (V1.0mA270V, D≥φ 14mm).  
*² Rated voltage AC250V: Approved if it is connected to UL approved varistor (V1.0mA470V, D≥φ 14mm).  
128  

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