JOSLYN,
MSP® SURGE PROTECTOR

2029-SERIES, HEAVY DUTY 2-POLE GAS TUBE
UL RECOGNIZED


 

Model Numbering
2029-23
2029-25
2029-35
2029-47
DC Sparkover, 100 V/s
230 V
250 V
350 V
470 V
(184-276)
(280-320)
(280-320)
(375-565)
Impulse Sparkover, 100 V/µs
550 V
575 V
650 V
750 V
1 kV/µs
750 V
775 V
850 V
950 V

Insulation Resistance 100 V >1010 ohm
Glow Voltage 10 mA 70 V
Arc Voltage 10 V
Glow-Arc Transition Current <1 A
Capacitance 1 MHz <1 pF
DC Holdover Voltage 80 V <150 ms
Impulse Discharge Current 20 kA 8/20 µs 10 Operations
200 A 10/1000 µs 300 Operations
Alternating Discharge Current 20 Arms, 1 S 10 Operations
   
Operating Temperature - 55 to 250 C
Warranty   1 Year
   
CHARACTERISTICS Test methods per ITU-T K.12  

Electrodes are nickel plated
Lead wires ar tin plated copper BT1 tape sequencing per EIA RS-296-D, 1000 pcs/spool
Model number marking on tube: 2029-xxxV After discharge sparkover limits increase by 10%, measured
Ceramic is treated with Anti Trac moisture proofing 24 hours after discharge, resistance > 108 ohm