Code of Federal Regulations Title 7. Agriculture 7 CFR § 1755.522, App. C Appendix C to 7 CFR 1755.522—Specifications for Digital, Stored Program Controlled Central Office Equipment Detailed Requirements—Bidder Supplied Information

Telephone Company

Name

Location

Central Office Name (By Location)

Town ______

County _____State ___

Attended ___ Unattended___

1. General

1.1 The equipment and materials furnished by the bidder must meet the requirements of paragraphs (a) through (x), Appendix A, and Appendix B of § 1755.522.

1.2Paragraphs (a) through (x) of § 1755.522 cover the minimum general requirements for digital, stored program controlled central office switching equipment.

1.3Paragraph (y) of § 1755.522 covers requirements for installation, inspection, and testing when such service is included as part of the contract.

1.4 Appendices A and B of § 1755.522 cover the technical data for application engineering and detailed equipment requirements insofar as they can be established by the owner. These appendices are to be filled in by the owner.

1.5Appendix C of § 1755.522 covers detailed information on the switching network equipment and the stored program controlled equipment, and information as to system reliability and heavy traffic delays as proposed by the bidder. This appendix is to be filled in by the bidder and must be presented with the bid.

1.6Appendix D of § 1755.522 is the single-point grounding system audit checklist.

2. Performance Objectives

2.1 Reliability (see paragraph (b) of § 1755.522).

2.2 Busy Hour Load Capacity and Traffic Delay (see paragraph (e)(10) of § 1755.522. Describe basis for traffic analysis).

3. Equipment Quantities Dependent on System Design

3.1 Switch Frames and Circuits.

3.1.1 Number of Lines.

3.1.1.1 The number of lines to be provided shall include the number required for the termination of subscriber lines, Item 7, Appendix A, plus the number required for routine testing plus any additional to meet the minimum switch increment of the selected system.

3.1.1.2 The number of lines provided for this office will be ___

3.1.2 Number of Ports Used for Trunks

3.1.2.1 The number of trunk ports to be provided shall be based on the trunk quantities required (Item 8, Appendix A) as modified by the minimum increment of the selected system. Provision shall be made for at least 5 percent additional inlet and outlet ports over those required initially. The additional ports shall be used for connecting additional trunks that may be required in the future.

3.1.2.2 The number of trunk ports provided for this office will be ______

3.1.3 Number of Subscriber Directory Numbers

3.1.3.1 The number of directory numbers provided shall be based on the total directory numbers required (Item 6.1.11, appendix A), as modified by the memory increment of the proposed system.

3.1.3.2 The number of subscriber directory numbers provided for this office will be ______

4. RST

4.1 Information for RST's must be supplied for each RST to be furnished.

4.2 Number of line terminals for this RST will be ______ .

4.3 Number of span line terminations to the central office being supplied ______ .

4.4 If the emergency operation option is required, it will provide the following service when connection to the main office is severed:

4.5 The ac power drain at the remote end will be:

Initial ______ Ultimate ______ Voltage:  Single–Phase ______ Three–Phase ______

4.6 Special environmental requirements for the remote end:

5. Power

5.1 AC Power Drain Watts

Initial ______ Ultimate ______

5.2 Heat Dissipation Watts

Provide the initial and ultimate equipment dissipation for each equipment room.

5.2.1 Operating Temperature Range

Minimum ______ Maximum ______

5.2.2 Operating Humidity Range

Minimum ______ Maximum ______

6. Additional Information to be Furnished by Bidder

6.1 The bidder shall accompany its bid with the following information:

a. Two copies of the equipment list and the calculations from which the quantities in the equipment list are determined;

b. Two copies of the traffic tables from which the quantities are determined, other than the full availability tables shown in paragraph (p)(1)(i) of § 1755.522;

c. Two copies of detailed switching diagram showing the traffic on each route, the grade of service, the quantity of circuits, and main distributing frames;

d. Block diagram of stored program control and associated maintenance equipment;

e. A prescribed method and criteria for acceptance of the completed central office, which is subject to review;

f. Location of technical assistance service with 24–hour maintenance, and conditions when owner will be charged for access to the service;

g. Calculations showing the method by which ringing machine sizes were derived;

h. Precautions to be taken against static discharge;

i. Details of central office grounding requirements, recognizing local grounding conditions;

j. Details concerning traffic measurement capabilities and formats;  and

k. Details concerning AMA features and formats to be provided.

6.2 As a part of the response to the bid, the bidder must also list information concerning the types and quantities of spare parts to be furnished. All units, excluding those units described in paragraph (x)(6)(i)(C) of § 1755.522, must fall into one of the four classes. The information must be in the following format:

7. Explanatory Notes