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 ■ Listed per UL 497 (File: E53117) ■ Made of high-impact, ultraviolet- desensitized, flame retardant plastic (100 pair is 18 gauge rust-resistant zinccoated 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 Pair (Maximum) A 12 B 25 C 50 D 100 V 50 Mounting Brackets (Avail. Separately) High 279.4 (11.0) 444.5 (17.5) 431.8 (17.0) 914.4 (36.0) 469.9 (18.5) Dimensions 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) Mounting brackets 85111-A for 7070-xx-xAx and 85111-B for 7070-xx-xBx are available separately. These accessories provide external mounting tabs for wall or pole mounting. DIMENSIONS: MM (INCHES) 85111-A for 7070-xx-xAx How to Order 7070 - XX - X X X - XX Model Number Designator 85111-B for 7070-xx-xBx Number of Lines 06, 12, 25, 50, 100 Station Protector Options D 1 = 455HS-MSP (2377-45-HS) Voice/Data/DSL (UL,cUL) U 3 = 455HS-MSP (2377-45-HS-IDC) Voice/DSL/Data (UL,cUL) Z 1 = 455HS-BC* (2377-45-BC) Balance-Sensitive DSL (UL, cUL) W 3 = 455HS-BC* (2377-45-BC-IDC) Balance-Sensitive DSL (UL, cUL) V 3 = 455-MSP-TBU (2377-45-HS-TBU) MSP w/TBU® Protector (UL, cUL) Q 3 = 455BC-MSP-TBU* (2377-45-BC-TBU) Balance-Sensitive MSP w/TBU® Protector (UL, cUL) E 2 = 155HS-MSP (2378-35-HS) Voice/DSL/Data (UL, cUL) Y 2 = 155HS-BC* (2378-35-BC) Balance-Sensitive DSL (UL, cUL) G = 155G (2378-35-G) Balanced GDT, No Back-Up-Gap (UL, cUL) K = 356G (2377-35-G) Balanced GDT, No Back-Up-Gap (UL, cUL) R 3 = 356G (2377-35-G-IDC) Balanced GDT, No Back-Up-Gap (UL, cUL) T O = Tii355M = No Station Protectors (Not available with DSL configurations) *For DSL systems requiring capacitive balance within 1 pF. Note 1 = Digi.Guard - 356 size, RUS Maximum Duty Note 2 = Digi.Guard II - 125 size, RUS Heavy Duty Note 3 = Insulation Displacement Connectors (IDC) 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 = Dual Ground Plate Dual Ground Plate is standard on 50 and 100 Pair units. Security screws available. POTS Splitter Options † P(nn) = (1) 3610A2, ADSL 2+ POTS Splitter, UL Listed (“nn” indicates the no. of DSL Lines) P(nn)-I = (1) 3610A2-IDC, ADSL2+ POTS Splitter-IDC, UL Listed (“nn” indicates the no. of DSL Lines) Asia-Pacific: Tel: +886-2 2562-4117 Fax: +886-2 2562-4116 EMEA: Tel: +36 88 520 390 Fax: +36 88 520 211 The Americas: Tel: +1-951 781-5500 Fax: +1-951 781-5700 www.bourns.com V(nn) = (1) 3610V2, VDSL 2 POTS Splitter, UL Listed (“nn” indicates the no. of DSL Lines) V(nn)-I = (1) 3610V2-IDC, VDSL2 POTS Splitter-IDC, UL Listed (“nn” indicates the no. of DSL Lines) † DSL Configuration Note: The POTS Splitter options must be ordered with option D, Z, E or Y Station Protectors. REV. L 04/15 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications.