Black Box SP250A User Manual page 6

Category 5 primary and secondary surge protectors
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DC Clamp
Voltage —
Grounding —
Insertion Loss —
Return Loss —
Group Delay —
Series Resistance —
Connectors —
Leads/Signals
Protected —
MTBF —
Maximum
Altitude —
Temperature
Tolerance —
Humidity
Tolerance —
Size —
Weight —
Common Mode to Ground: Each line 7.5 volts at 50 mA;
Differential Mode: Per pair: 8.1 volts at 50 mA
External ground strap provides separate unit-ground
to chassis-ground contact
Less than 0.4 dB at 100 Mhz (including connector)
Better than 14 dB
None (1 MHz to 100 MHz)
Less than 400 m
(2) RJ-45 female
All
1,595,000 hours in a ground-benign environment
(MIL-HDBK-217E)
10,000 ft. (3048 m)
32 to 140˚ F (0 to 60˚ C)
Up to 95% noncondensing
2.3"H x 1.7"W x 0.8"D (5.7 x 4.3 x 1.9 cm)
1 lb. (0.5 kg)
CHAPTER 1: Specifications
7

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Sp251a

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