emerson network power. the global leader in enabling business- critical continuity. ? ac power systems ? connectivity ? dc power systems ? embedded computing embedded power ? integrated cabinet solutions ? outside plant ? power switching & control ? precision cooling ? services ? site monitoring ? surge protection outside plant for business-critical continuity description the r305 is a 00-pair high-density connector used on central office main distributing frames. its compact design, only 8.5-in. high, allows maximum density per frame vertical. the connector accepts industry standard 5-pin protector modules. the r305 can be factory stubbed with 22 or 24-gauge cable in 0-ft. increments, starting at 20 feet. the stub is complete with a moisture dam and grounding harness. the connec - tor has a 6awg grounding system and is available with or without isolated ground. the equipment field pins are located on the right side, and are angled forward for conve - nient terminating. the equipment field dust cover swings out of the way for wiring, and prevents personnel from coming in contact with the wiring field when pulling modules from an adjacent connector. a fanning strip to organize jumper wires is located at the rear edge of the equipment field. the front-facing test fields make field testing easy. application the r305 protects personnel and equipment from abnormal voltages and currents on incoming cable pairs. it is ideal for use in central offices. the r305 is used on conventional distribution frames with 8-in. centers. plug-in modules ordered separately. r305 r305 central office connector key features ? maximum density saves space; increases number of protected cable pairs per frame vertical ? angled equipment field pins provide convenient termination ? equipment field cover protects personnel from injury and pins from damage and/or electrical shorts ? accepts industry standard protector modules to permit a wide module selection ? standard 50-pair 303-type test fields save costs; require no special test gear; are compatible with other connectors for frame expansion ? gold-plated protector module sockets and test-field contacts provide superior electrical contact; eliminate noise problems ospds-092 00 / 006
2 dimensions connector h w d r305 8.43-in. (2 4mm) 4.30-in. ( 09mm) 8.00-in. (203mm) specifications frame capacity capacity height (stub up) * (stub down) 7-ft. 700 pair 800 pair 8-ft. 900 pair 000 pair 9-ft. 000 pair 00 pair .5-ft. 400 pair 400 pair ordering matrix ground configuration blank = conventional ground s = isolated ground connector application r305 = standard ground stub cable gauge a = 24-gauge, .96 dia. o.d. b = 22-gauge, . 7 dia. o.d. stub cable type a = alvyn t = two 22awg cables** stub length in feet (20-ft. minimum in 0-ft. increments) stub direction u = up d = down ** t configuration provides an equivalent to t screen-type cable. two 50-pair cables are secured together every three feet. note 1: not all catalog numbers can be configured. note 2: to order a stubless connector use catalog number r305 (part number f251000). note 3: order one temporary bracket per installation when field stubbing (catalog number p33779, part number f533779). note 4: see the protection section for protector modules, the accessories section for test equipment accessories, and the co & remote frames systems section for mounting bars. * reduction in stub up capacity is due to accommodating cable bend to overhead rack. r305 swing-out cover (shown in open position on connector) f522385 replacement cover ospds-092 00 / 006 r305 central office connector
3 ordering information: stubbless connectors catalog part number number description r305 f25000 wire-wrap version sr305 f25599 isolated ground wire-wrap version ospds-092 00 / 006 r305 central office connector ordering information: stubbed connectors 24 awg catalog part number number description wire-wrap equipment field r305aa25u f25008 connector, wire-wrap equipment field, 25-ft. stub up r305aa25d f25007 connector, wire-wrap equipment field, 25-ft. stub down r305aa50u f25038 connector, wire-wrap equipment field, 50-ft. stub up r305aa50d f25037 connector, wire-wrap equipment field, 50-ft. stub down r305aa75u f25068 connector, wire-wrap equipment field, 75-ft. stub up r305aa75d f25067 connector, wire-wrap equipment field, 75-ft. stub down r305aa 00u f25095 connector, wire-wrap equipment field, 00-ft. stub up r305aa 00d f25096 connector, wire-wrap equipment field, 00-ft. stub down isolated ground, wire-wrap equipment field sr305aa30u f25606 connector, wire-wrap equipment field, 30-ft. stub up sr305aa30d f25604 connector, wire-wrap equipment field, 30-ft. stub down sr305aa50u f25630 connector, wire-wrap equipment field, 50-ft. stub up sr305aa50d f2563 connector, wire-wrap equipment field, 50-ft. stub down sr305aa60u f25629 connector, wire-wrap equipment field, 60-ft. stub up sr305aa75d f25036 connector, wire-wrap equipment field, 75-ft. stub down sr305aa 00d f25690 connector, wire-wrap equipment field, 00-ft. stub down sr305aa 00u f2569 connector, wire-wrap equipment field, 00-ft. stub up
? 2006 emerson network power energy systems, north america, inc. all rights reserved. the emerson logo is a trademark and a service mark of emerson electric co. emerson network power is a division of emerson electric co. printed in usa emerson network power energy systems 4350 weaver parkway, warrenville, il 60555 toll free: 800-800- 280 (usa and canada) telephone: 440-246-6999 fax: 440-246-4876 www.emersonnetworkpower.com/energysystems 4 emerson network power. the global leader in enabling business- critical continuity. ? ac power systems ? connectivity ? dc power systems ? embedded computing embedded power ? integrated cabinet solutions ? outside plant ? power switching & control ? precision cooling ? services ? site monitoring ? surge protection ordering information: stubbed connectors 22 awg catalog part number number description wire-wrap equipment field r305ba20u f25004 connector, wire-wrap equipment field, 20-ft. stub up r305ba20d f25003 connector, wire-wrap equipment field, 20-ft. stub down r305ba50u f25040 connector, wire-wrap equipment field, 50-ft. stub up r305ba50d f25039 connector, wire-wrap equipment field, 50-ft. stub down r305ba75u f25070 connector, wire-wrap equipment field, 75-ft. stub up R305BA75D f25069 connector, wire-wrap equipment field, 75-ft. stub down isolated ground, wire-wrap equipment field sr305ba20u f25603 connector, wire-wrap equipment field, 20-ft. stub up sr305ba20d f2565 connector, wire-wrap equipment field, 20-ft. stub down sr305ba50u f25620 connector, wire-wrap equipment field, 50-ft. stub up sr305ba50d f2568 connector, wire-wrap equipment field, 50-ft. stub down sr305ba60u f2562 connector, wire-wrap equipment field, 60-ft. stub up sr305ba80d f25625 connector, wire-wrap equipment field, 80-ft. stub down accessories catalog part number number description p22385 f522385 r305 replacement cover 6 f0379 4-in. single pair tester w/ gold-plated pins ospds-092 00 / 006 r305 central office connector
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