MIL-HDBK-419A
AT FACILITY
AT EQUIPMENT
ENTRANCE
ENTRANCE
R1
R2
5W
1W
EQUIPMENT
LANDLINE
CIRCUIT
C1
EARTH
GROUND
CASE
GROUND
a. CONFIGURATION NO. 1
R2
R1
1W
5W
EQUIPMENT
LANDLINE
CIRCUIT
EARTH
GROUND
CASE GROUND
b. CONFIGURATION NO. 2
R2
R1
1W
5W
EQUIPMENT
LANDLINE
CIRCUIT
TS1
EARTH
GROUND
CASE
GROUND
c. CONFIGURATION NO. 3
Figure 1-43. Typical Configuration for Protection of Equipment from
Conducted Landline Transients
1-92