R26 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. RoHS restriction complied.
● Dimensions
25min
5.1±0.2
25min.
● Model numbering system
R 2 6
3 5 1
DC sparkover
B G L
Voltage
Type of wire
35X10¹=350V
351
With lead
φ 6.0±0.25
L
None
Series Name
Type of taping
Without lead
Unit: mm
2 electrode arrester
3 electrode arrester
Bulk
R26
R36
B
Length
5.1mm
G
P
7.4mm
Electrical Specifications (Low Voltage Type)
(Conforms to ITU-T)
Safety
Standard
DC Sparkover
Voltage
100V/s ~ 500V/s
Impulse
Sparkover
Voltage
Impulse
Alternating
Impulse
Insulation
Resistance
min. (MΩ)
Discharge Discharge Current Life Test
Current
Capacitance
max. (pF)
Model Number
50Hz, 1s
10 times (A)
10/1,000μs
50A (times)
UL UL
497B 1449
100V/μs max. (V) 8/20μs (A)
(V) ±20%
Ο
Ο
Ο
Ο
Ο
Ο
Ο
Ο
Ο
-
-
-
-
*
{
*
{
R26-900-BGL
R26-151-BGL
R26-231-BGL
R26-251-BGL
R26-301-BGL
R26-351-BGL
R26-401-BGL
R26-471-BGL
R26-601-BGL
90
450
500
150
230
250
300
350
400
470
600
600
1
1
1
1
5,000
650
5
300
104
1.0
750
800
*
{
*
{
900
1
2
*
{
1,300
*
Electrical Specifications (High Voltage Type)
Safety
Standard
DC Sparkover
Voltage
Impulse
Discharge
Current
Impulse
Life Test
8/20μs
Insulation
Resistance
min. (MΩ)
Capacitance
max. (pF)
Withstand
Voltage test
Model Number
500V/s
UL
1449
8/20μs (A)
500A (times)
(V) ±20%
1
*
*
*
*
*
*
*
*
*
*
*
*
{
{
{
{
{
{
R26-801-BGL
R26-102-BGL
R26-152-BGL
R26-242-BGL
R26-302-BGL
R26-362-BGL
800
2
1
2
1
2
1
2
1
2
1
2
1,000
1,500
2,400
3,000
3,600
-
5,000
300
104
1.0
AC1,250V 3s
AC1,500V 60s
AC1,800V 3s
*¹ Rated voltage AC125V: Approved if it is connected to UL approved varistor (V1.0mA≥270V, D≥φ 14mm).
*² Rated voltage AC250V: Approved if it is connected to UL approved varistor (V1.0mA≥470V, D≥φ 14mm).
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