Protects subscribers equipment from destructive power crosses lightnin
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Protects subscribers equipment from destructive power crosses lightning surges Compact size fits subscriber network interface devices Reduces frequency service calls Increases reliability network operation
Reduces cost network maintenance Listed Patent 5,508,873 (U.S.); #2,169,604 (Canada)
1740 Series Coaxial Surge Protector
Powered Unpowered Coax >1GHz Bourns 1740 Series Primary Broadband Coaxial Surge Protectors designed Network other high frequency applications. 1740 Series provides protection against surges coax subscriber drops fail-short mechanism event dangerous power-crosses. protector will pass bi-directional signals over bandwidth from excess Ghz. cast-metal housing environmentally sealed design will withstand toughest Outside Plant Applications.
Characteristics
Min. Band Width/Frequency Characteristics 1.25 Connectors, Input Output F-Type (female) F-Type (female) Characteristic Impedance Transmission/Insertion Loss (Max.) 0.15 0.45 Return Loss (Max.) VSWR (Max.) 1:1.22 1:1.57 Fail-Short, Power Cross Sustained Current Capability 1000 Vrms Open-Circuit Voltage, 25°C Arms Line Ground minutes Arms Line Ground seconds Arms Line Ground seconds Arms Line Ground mseconds Capacitance MHz, 1Vrms, 0Vdc <10pF Insulation Resistance 100V >109 Operating Temperature -40°C 65°C (-40°F 149°F) -40°C 65°C (-40°F 149°F) Storage Temperature -55°C 85°C (-67°F 185°F) -55°C 85°C (-67°F 185°F)
SURGE PROTECTION CHARACTERISTICS Model Breakdown 100V/Sec (Volts) Typical Impulse Breakdown 100V/µs (Volts) Service Life, Lightning Service Life, 10/1000µs 8/20µs 8/20µs 1000 1000 (Operations) (Operations) (Operations) (Operations) (Operations) IMPULSE RESET 52.5Vdc 135Vdc (Millisec)
1740-15 1740-23 1740-35
±20% ±20% ±20%
>1000 >1000 >1000
<150 <150 <150
Product Dimensions
DIMENSIONS:
81.28 (3.20) 55.88 (2.20)
(INCHES)
12.70 (.50)
TYPE CONNECTOR 3/8-32 THREAD
12.70 (.50)
38.10 (1.50)
19.05 (.75)
9.40 (.37)
REV. Specifications subject change without notice.
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