Tri-State Generation andOpen Access Transmission Tariff

Transmission Association, Inc.

Attachment C to Appendix 1

Interconnection Request

GENERATING FACILITY DATA

SYNCHRONOUS GENERATOR APPLICATIONS

NOTE: If requested information is not applicable, indicate by marking “N/A.” If none of this data applies for the Generation Facility, such as for a wind generation project, or PV solar generation project, then do not use this form, and use the other Attachment forms (Attachment A for Wind, Attachment B for PV Solar) instead of this Attachment C form.

  1. GENERATOR RATINGS:

kVA °F Voltage ______

Power Factor

Speed (RPM) Connection (e.g. Wye) ______

Short Circuit Ratio ______Frequency, Hertz ______

Stator Amperes at Rated kVA Field Volts ______

Max Turbine MW °F ______

  1. COMBINED TURBINE-GENERATOR-EXCITER INERTIA DATA

Inertia Constant, H =______kW sec/kVA

Moment-of-Inertia, WR2 = ______lb. ft.2

  1. REACTANCE DATA (PER UNIT-RATED KVA)

DIRECT AXISQUADRATURE AXIS

Synchronous – saturatedXdv Xqv______

Synchronous – unsaturatedXdi Xqi______

Transient – saturatedX’dv X’qv______

Transient – unsaturatedX’di X’qi______

Subtransient – saturatedX”dv X”qv______

Subtransient – unsaturatedX”di X”qi______

Negative Sequence – saturatedX2v

Negative Sequence – unsaturatedX2i

Zero Sequence – saturatedX0v

Zero Sequence – unsaturatedX0i

Leakage ReactanceXlm

Effective January 1, 2013Page 1 of 4

Tri-State Generation andOpen Access Transmission Tariff

Transmission Association, Inc.

  1. FIELD TIME CONSTANT DATA (SEC)

Open CircuitT’do T’qo_____

Three-Phase Short Circuit Transient T’d3 T’q_____

Line to Line Short Circuit TransientT’d2

Line to Neutral Short Circuit TransientT’d1

Short Circuit SubtransientT”d T”q_____

Open Circuit Subtransient T”do T”qo___

  1. ARMATURE TIME CONSTANT DATA (SEC)

Three Phase Short CircuitTa3______

Line to Line Short CircuitTa2______

Line to Neutral Short CircuitTa1______

NOTE: If requested information is not applicable, indicate by marking “N/A.”

  1. ARMATURE WINDING RESISTANCE DATA (PER UNIT)

PositiveR1______

NegativeR2______

ZeroR0______

Rotor Short Time Thermal Capacity I22t = ______

Field Current at Rated kVA, Armature Voltage and PF = amps

Field Current at Rated kVA and Armature Voltage, 0 PF = ____amps

Three Phase Armature Winding Capacitance = ______microfarad

Field Winding Resistance = ______ohms _____ °C

Armature Winding Resistance (Per Phase) = ohms ______°C

  1. GENERATOR OPERATING CURVES

Provide Saturation, Vee, Reactive Capability, Capacity Temperature Correction curves. Designate normal and emergency Hydrogen Pressure operating range for multiple curves.

  1. GENERATOR STEP-UP TRANSFORMER DATA RATINGS

CapacityONAN / ONAF1 / ONAF2 (as applicable): ______/______/______MVA

Voltage Ratio (Generator Side/System side/Tertiary)

/ / kV

Winding Connections (Low V/High V/Tertiary V (Delta or Wye))

/______/______

HV Fixed Voltage Taps (DETC) Available ______kV

HV Fixed Voltage Tap (DETC) Set (Planned):______kV

  1. GSU TRANSFORMER IMPEDANCE

Positive Seq. Z1 (on self-cooled kVA rating

Z1 (H-X): % ______X/R

Z1 (H-Y): % ______X/R

Z1 (X-Y): % ______X/R

ZeroSeq. Z0 (on self-cooled kVA rating):

Z0 (H-X): % ______X/R

Z0 (H-Y): % ______X/R

Z0 (X-Y): % ______X/R

  1. EXCITATION SYSTEM DATA

Identify appropriate IEEE model block diagram of excitation system and power system stabilizer (PSS) for computer representation in power system stability simulations and the corresponding excitation system and PSS constants for use in the model.

  1. GOVERNOR SYSTEM DATA

Identify appropriate IEEE model block diagram of governor system for computer representation in power system stability simulations and the corresponding governor system constants for use in the model.

  1. INDUCTION GENERATORS

(*) Field Volts: ______

(*) Field Amperes: ______

(*) Motoring Power (kW): ______

(*) Neutral Grounding Resistor (If Applicable): ______

(*) I22t or K (Heating Time Constant): ______

(*) Rotor Resistance: ______

(*) Stator Resistance: ______

(*) Stator Reactance: ______

(*) Rotor Reactance: ______

(*) Magnetizing Reactance: ______

(*) Short Circuit Reactance: ______

(*) Exciting Current: ______

(*) Temperature Rise: ______

(*) Frame Size: ______

(*) Design Letter: ______

(*) Reactive Power Required In Vars (No Load): ______

(*) Reactive Power Required In Vars (Full Load): ______

(*) Total Rotating Inertia, H: ______Per Unit on KVA Base

Note: Please consult Transmission Provider prior to submitting the Interconnection Request to determine if the information designated by (*) is required.

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