Features
■
■
Field expandable from 1 to 12 pair, 1 to 25
pair, 1 to 50 pair and 1 to 100 pair
Comprehensive subscriber installation
and use instructions
■
UL
®
■
Listed per UL 497 (File: E53117)
Made of high-impact, ultraviolet-desensi-
tized, flame retardant, UL Listed plastic
(100 pair is 18 gauge rust resistant zinc-
coated steel; 50 pair available in either
plastic or steel)
7070 Series – Building Entrance Terminal
Bourns 7070 Building Entrance Terminal is designed to house up to 100 industry standard Station Protectors at the customer
premises. The weather-resistant enclosure provides environmental protection while the station protectors guard against
damage due to lightning surges, power cross conditions or ground potential rises.
The Model 7070 Series is available in standard configurations of 6, 12, 25, 50 and 100 pair designs. It is designed to house all
industry standard protectors, including Bourns Digi.Guard MSP
®
Protectors. All protector modules are easily field replaceable.
Product Dimensions
Enclosure Size
A
B
C
D
V
Pair (Maximum)
12
25
50
100
50
High
279.4
(11.0)
444.5
(17.5)
431.8
(17.0)
914.4
(36.0)
469.9
(18.5)
Wide
279.4
(11.0)
279.4
(11.0)
406.4
(16.0)
482.6
(19.0)
444.5
(17.5)
Deep
101.6
(4.0)
127
(5.0)
76.2
(3.0)
114.3
(4.5)
139.7
(5.5)
DIMENSIONS:
MM
(INCHES)
How To Order
7070 - XX - X X X
Model Number Designator
Number of Lines
06, 12, 25, 50, 100
Station Protector Options
D
1
= 455HS-MSP (2377-45-HS) Broadband Voice/Data Services
Z
1
= 455HS-BC* (2377-45-BC) Balance-Sensitive DSL Systems
E = 155HS-MSP (2378-35-HS) Broadband Voice/Data Systems
Y = 155HS-BC* (2378-35-BC) Balance-Sensitive DSL Systems
B =
C=
L =
M=
T =
O=
R=
125EW (2374-01) Sealed Gas Tube (UL, Bellcore)
125EW-R (2375-01) Sealed Gas Tube (REA, UL, CSA)
356M (2377-01) Sealed 3-pole Gas Tube (REA, UL, CSA)
J130S (2380-27-01) Solid State Protector (UL)
Tii355M
No Station Protectors
Binding posts only/no protectors
Reliable Electronic Solutions
Asia-Pacific:
TEL +886- (0)2 25624117
FAX +886- (0)2 25624116
Europe:
TEL +41-41 7685555
FAX +41-41 7685510
North America:
TEL +1-909 781-5500
FAX +1-909 781-5700
TEL +1-951 781-5500
(after 7/17/04)
FAX +1-951 781-5700
(after 7/17/04)
* BC = For DSL systems requiring capacitive balance
≤
1 pF. Standard
packaging is 50 units per box. For DSL configuration, contact factory.
Enclosure Size and Construction
(see above table for dimensions)
A = 12 Pair Capacity (Plastic)
D = 100 Pair Capacity (Steel)
B = 25 Pair Capacity (Plastic)
V = 50 Pair Capacity (Plastic)
C = 50 Pair Capacity (Steel)
Special Options
O = No Options
X = Brass Bus Bar
Bus Bar is standard on 50 and 100 Pair units. Security screws available.
Note 1 = Digi. Guard
REV. F
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
模拟与混合信号
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