10 STS Section J Attachment J.11 Operational Characteristics 24-06-04.xlsx
XLSX spreadsheet 31 KB Posted
- Solicitation number
- 6973GH-25-R-00121
About this file
This file is a detailed technical specification (Attachment J.11) for Static Transfer Switches (STS) for the Federal Aviation Administration (FAA). The document provides comprehensive operational characteristics and technical requirements for STS equipment at 208V and 480V, covering multiple amperage ratings (150A, 250A, 400A, 600A). The specification outlines extensive technical parameters including environmental requirements (temperature, humidity, altitude), switch logic operations, control mechanisms, indicator functions, communication protocols, and physical cabinet configurations.
The specification meticulously details technical specifications across multiple sections, including input/output voltage specifications, frequency requirements, overload capacities, fault clearing capabilities, and performance standards. The solicitation (Number 6973GH-25-R-00121) is for providing STS equipment at National Airspace Systems (NAS) facilities throughout the United States and its territories, with the FAA seeking Commercial Off-The-Shelf/Non-Developmental Items. The contractor will be required to provide equipment, engineering support, logistics, maintenance/operator training, spares provisioning, and comprehensive documentation to support the STS acquisition.
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Text version
J.07
| Attachment J.1 STS Equipment Specification Reference | Specification Section | Compliance Review Designation | Explanation of "D" Deviations, "E" Exceptions and “S” Surpasses | Associated Supported Reference for "C", "D", "E", "S" | Associated Supported Reference Page Number For "C", "D", "E", "S" |
| "C", "D", "E", "S" | |||||
| 1.3 | Environment Requirements | ||||
| 1.3.1 | Storage Temperature | ||||
| 1.3.2 | Operating Temperature | ||||
| 1.3.3 | Relative Humidity | ||||
| 1.3.4 | Operating Altitude | ||||
| 1.3.5 | Audible Noise | ||||
| 1.3.6 | Magnetic Fields | ||||
| 1.3.7 | Seismic | ||||
| 1.3.8 | Radio Frequency (RF) Field | ||||
| 2.1 | General Requirements for all Static Transfer Switches (STS) | ||||
| 2.1.1 | Switch Logic Operation | ||||
| 2.1.1.1 | Input Selection | ||||
| 2.1.1.2 | Voltage Sensing | ||||
| 2.1.1.3 | Transfer Time | ||||
| 2.1.1.4 | Current Sensing | ||||
| 2.1.1.5 | Handling of Fault Conditions | ||||
| 2.1.1.6 | Phase and Neutral Transfer Requirements | ||||
| 2.1.1.7 | Measurement, Decision and Action Circuitry | ||||
| 2.1.1.8 | Set Point Accessibility | ||||
| 2.1.1.9 | Adjustments | ||||
| 2.1.1.9.1 | Phase Angle Difference | ||||
| 2.1.1.9.2 | Overvoltage | ||||
| 2.1.1.9.3 | Undervoltage (Below the Desired Value) | ||||
| 2.1.1.9.4 | Undervoltage (Below the Usable Value) | ||||
| 2.1.1.9.5 | Overload for Source | ||||
| 2.1.1.9.6 | Overload (Failed/Shorted Load) | ||||
| 2.1.1.9.7 | Frequency Detection | ||||
| 2.1.1.9.8 | Re-Transfer Time | ||||
| 2.1.1.9.9 | Out of Phase Trasnfer Delay | ||||
| 2.1.2 | Controls | ||||
| 2.1.2.1 | Lamp Test | ||||
| 2.1.2.2 | Reset Fault Control | ||||
| 2.1.2.3 | Source Selector for Source 1 | ||||
| 2.1.2.4 | Source Selector for Source 2 | ||||
| 2.1.2.5 | Auto Retransfer Selector | ||||
| 2.1.2.6 | Control Enable Key Switch | ||||
| 2.1.2.7 | Reset (Main or Master) | ||||
| 2.1.2.8 | Alarm Silence Switch | ||||
| 2.1.3 | Indicators | ||||
| 2.1.3.1 | Indicator Functions | ||||
| 2.1.3.1.1 | Switch not OK | ||||
| 2.1.3.1.2 | Availability of Source 1 Input | ||||
| 2.1.3.1.3 | Availability of Source 2 Input | ||||
| 2.1.3.1.4 | Load Source 1 | ||||
| 2.1.3.1.5 | Load Source 2 | ||||
| 2.1.3.1.6 | Source 1 is Preferred | ||||
| 2.1.3.1.7 | Source 2 is Preferred | ||||
| 2.1.3.1.8 | Retransfer Enabled Indicator | ||||
| 2.1.3.1.9 | Retransfer Enabled Off Indicator | ||||
| 2.1.3.1.10 | Critical Load Powered Up | ||||
| 2.1.3.2 | Indicator Conditional Response | ||||
| 2.1.3.2.1 | Source Annunicated | ||||
| 2.1.3.2.2 | System Conditions Annunicated | ||||
| 2.1.4 | Communications | ||||
| 2.1.4.1 | Modbus RTU | ||||
| 2.1.4.3 | Auxiliary Contacts | ||||
| 2.1.4.4 | Time | ||||
| 2.1.4.5 | Shunt Trip Capability | ||||
| 2.1.5 | Cooling Requirements | ||||
| 2.1.5.1 | Cooling Media | ||||
| 2.1.5.2 | Fans | ||||
| 2.1.5.3 | Filters | ||||
| 2.1.5.4 | Over Temperature Detection | ||||
| 2.1.5.5 | Convecting Cooling | ||||
| 2.2.3 | Static Transfer Switch (STS), 208 Volt, 3-pole/4-pole, 150 Amp, 250 Amp, 400 Amp, 600 Amp, with Bypass Cabinet, Free Standing | ||||
| 2.2.3.1 | Free Standing Cabinet Physical Requirements | ||||
| 2.2.3.1.1 | Static Transfer Switch with Integral Bypass Cabinet | ||||
| 2.2.3.1.2 | Mechanical Configuration Requirements | ||||
| 2.2.3.1.2.1 | Service Access | ||||
| 2.2.3.1.2.2 | Cable Entry | ||||
| 2.2.3.1.2.4 | Mean-Time-To-Repair | ||||
| 2.2.3.2.1 | Inputs | ||||
| 2.2.3.2.1.1 | Input Voltage | ||||
| 2.2.3.2.1.2 | Input Voltage Operating Range | ||||
| 2.2.3.2.1.3 | Input Voltage Connection | ||||
| 2.2.3.2.1.4 | Neutral Plate Connection | ||||
| 2.2.3.2.1.5 | Frequency | ||||
| 2.2.3.2.1.6 | Input Conductor Ratings | ||||
| 2.2.3.2.2 | Outputs | ||||
| 2.2.3.2.2.1 | Output Voltage | ||||
| 2.2.3.2.2.2 | Output Current | ||||
| 2.2.3.2.2.3 | Overload Capacity | ||||
| 2.2.3.2.2.4 | Inrush | ||||
| 2.2.3.2.2.5 | Fault Clearing | ||||
| 2.2.3.2.2.6 | Voltage Withstand | ||||
| 2.2.3.2.2.7 | Output Conductor Ratings | ||||
| 2.2.3.2.2.8 | Performance | ||||
| 2.2.4 | Static Transfer Switch (STS), 480 Volt, 3-pole/4-pole, 150 Amp, 250 Amp, 400 Amp, 600 Amp, with Bypass Cabinet, Free Standing. | ||||
| 2.2.4.1 | Free Standing Cabinet Physical Requirements | ||||
| 2.2.4.1.1 | Static Transfer Switch with Integral Bypass Cabinet | ||||
| 2.2.4.1.2 | Mechanical Configuration Requirements | ||||
| 2.2.4.1.2.1 | Service Access | ||||
| 2.2.4.1.2.4 | Cable Entry | ||||
| 2.2.4.2 | Electrical Requirements | ||||
| 2.2.4.2.1 | Inputs | ||||
| 2.2.4.2.1.1 | Input Voltage | ||||
| 2.2.4.2.1.2 | Input Voltage Operating Range | ||||
| 2.2.4.2.1.3 | Input Voltage Connection | ||||
| 2.2.4.2.1.4 | Neutral Plate Connection | ||||
| 2.2.4.2.1.5 | Frequency | ||||
| 2.2.4.2.1.6 | Input Conductor Ratings | ||||
| 2.2.4.2.2 | Outputs | ||||
| 2.2.4.2.2.1 | Output Voltage | ||||
| 2.2.4.2.2.2 | Output Current | ||||
| 2.2.4.2.2.3 | Overload Capacity | ||||
| 2.2.4.2.2.4 | Inrush | ||||
| 2.2.4.2.2.5 | Fault Clearing | ||||
| 2.2.4.2.2.6 | Voltage Withstand | ||||
| 2.2.4.2.2.7 | Output Conductor Ratings | ||||
| 2.2.4.2.2.8 | Performance |
ATTACHMENT J.08
EG PERFORMANCE SEPECIFICATION COMPLIANCE
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