S&C Micro-AT Installation, Programming, And Operation Manual Download Page 39

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S&C Instruction Sheet 515-600 39

Appendix

Table 11. Event Identification Code Numbers In The Event Menu

Code

Number

Description

Code

Number

Description

General Events

Overcurrent Latch Events

System Startup

Local to Auto

Local to Manual

Remote to Auto

Remote to Manual

Test keys enabled

Test keys disabled

Illegal Power Fail

EEPROM Initialized

Power Fail

410

411

412

413

414

415

416

417

418

419

420

421

422

423

424

425

426

427

428

429

430

431

440

441

Latch OC Left

Start LR Timer Left

Cancel LR Timer Left

Reset OC Latch Left

Enter Normal Left

Enter Restraint Left

Enter Reset Restraint Left

Cancel Restraint Left

Cancel Confirm OC Left

Cancel Reset Restraint Left

Latch OC Right

Start LR Timer Right

Cancel LR Timer Right

Reset OC Latch Right

Enter Normal Right

Enter Restraint Right

Enter Reset Restraint Right

Cancel Restraint Right

Cancel Confirm OC Right

Cancel Reset Restraint Right

Start Verify OC Timer Left

Reset Verify OC Timer Left

Start Verify OC Timer Right

Reset Verify OC Timer Right

Switch Operator Control Events

Source Condition Events

100

102

104

105

111

112

113

115

120

1222

124

125

131

132

133

135

Closing Left

Opening Left

Operation Timeout Left

Operation Limit Left

Unexpected Opening Left

Unexpected Closing Left

Unknown Position Left

llegal Position Left

Closing Right

Opening Right

Operation Timeout Right

Operation Limit Right

Unexpected Opening Right

Unexpected Closing Right

Unknown Position Right

Illegal Position Right

510

511

512

513

520

521

522

523

Loss of Left Due to Undervoltage

Loss of Left Due to Open Phase

Return of Left

Overvoltage Left

Loss of Right Due to Undervoltage

Loss of Right Due to Open Phase

Return of Right

Overvoltage Right

Source-Transfer Control Events

201

202

203

204

205

206

207

208

209

210

211

212

213

217

218

219

220

On Preferred

Timing Preferred Loss

Opening Preferred

Closing Alternate

On Alternate

Timing Alternate Loss

Timing Preferred Return

Opening Alternate

Closing Preferred

Delaying Return

Delaying Forward Transfer

Verify Preferred Loss

Verify Alternate Loss

Enter Lockout

Enter Manual

Enter Exception

Waiting for Window

TABLE CONTINUED

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Summary of Contents for Micro-AT

Page 1: ...ation 14 Features The Display 16 Error Messages 18 Non Numeric Items 19 Ready Only Items 19 Field Adjustment and Programming 20 Configure Menu 21 Voltage Menu 25 Current Menu 26 Time Menu 27 Test Menu...

Page 2: ...cation where you can easily retrieve and refer to this publication Proper Application WARNING The equipment in this publication is only intended for a specific application The application must be with...

Page 3: ...llowed NOTICE NOTICE identifies important procedures or requirements that can result in product or property damage if instructions are not followed Following Safety Instructions If you do not understa...

Page 4: ...Always use suitable protective equipment such as rubber gloves rubber mats hard hats safety glasses and flash clothing in accordance with safe operating procedures and rules 4 SAFETY LABELS Do not re...

Page 5: ...distribution systems rated 7 2 kV through 46 kV If already familiar with the Micro AT control you may wish to skip these instructions and just check the quick reference instructions for changing fiel...

Page 6: ...ters Test keys for simulating overcurrent and loss of voltage on the sources Input isolation transformers and a signal voltage input isolation assembly to isolate the source transfer control from pote...

Page 7: ...on transformers MANUAL AUTOMATIC operation selector switch Two line 24 character backlit liquid crystal display Signal voltage input isolation assembly Instruction manual Test keys Keypad Stainless st...

Page 8: ...ng considered normal but has not yet been normal for a sufficient period of time to satisfy the return of source time setting and the alternate source is lost or reduced below a predetermined level fo...

Page 9: ...eatherproof Enclosure accommodates either of the following single phase or three phase voltage sensing schemes using user furnished voltage transformers having 240 120 Volt 60 Hertz secondaries For si...

Page 10: ...furnished control wiring providing the appropriate reset signal A Remote Indication feature may also be optionally fur nished in the Micro AT Source Transfer Control In Weath erproof Enclosure This fe...

Page 11: ...level to determine the status of each source The control will initiate a loss of source transfer when each of the follow ing conditions exist The signal input voltage from one or more phases of the s...

Page 12: ...voltage unbalance of the standby source is less than the pre determined unbal ance detection voltage The Overcurrent Lockout feature if programmed is not set up to prevent an Automatic Transfer opera...

Page 13: ...e load can be restored by pressing the CLOSE pushbutton on the alternate source interrupter switch operator After the source interrupter switch has closed the manual auto matic operation selector swit...

Page 14: ...age the pole mounting bracket c Attach two eyebolts not furnished to the holes pro vided at the top of the enclosure mounting frame See Figure 4 on page 15 Securely tighten the eyebolts Attach two sui...

Page 15: ...am furnished with the source transfer control Then replace the fuses and slugs removed in Step 4 STEP 6 If three phase voltage sensing is provided by two line to line connected voltage transformers pe...

Page 16: ...to matically records system status and the status of the device s controller circuits every time a control operation occurs Each such opera tion referred to as an event is indicated by the illumina ti...

Page 17: ...T keys for simulating overcurrent and loss of voltage on left source TEST keys for simulating overcurrent and loss of voltage on right source RIGHT SOURCE VOLTAGE indicating lamp MANUAL AUTOMATIC oper...

Page 18: ...s in other menus are similarly accessed by pressing the appropriate menu key followed by the NEXT item key or LAST item key and exited gracefully by pressing the QUIT key Following completion of the c...

Page 19: ...e After the access code has been entered pressing the or key will display the other possible selec tion s in this case CLOSED The ENTER key must be pressed to accept the selection of CLOSED transition...

Page 20: ...lation To perform the field adjustment and programming procedures outlined in this docu ment enter the correct access code number when directed The access code number is 6601 Notes To ensure any chang...

Page 21: ...ating for any output voltage magnitude unbal ance and or phase angle unbalance between voltage transformers on the right source CONFIG VOLTAGE SENSING has been factory set for 4 WIRE voltage sensing P...

Page 22: ...ed for 5 minutes Press the key to select the other possible oper ating state for CONFIG SELECT PREFERRED the RIGHT source Then press the ENTER key The dis play will now look like this CONFIG SELECT PR...

Page 23: ...SE ROTATION If either of these messages is displayed contact your nearest S C Sales Office e Set the base voltages on phase 2 of the left and right sources Each source should be in its known normal st...

Page 24: ...is really the custom access code number desired reenter the same number NOTICE If accidentally entering a different custom access code number the second time the following mes sage will appear REENTR...

Page 25: ...menu will appear on the first line of the display VOLTS LOSS OF SOURCE c Press the NEXT item key repeatedly to scroll to each field adjustable item of the Voltage menu as listed in Table 2 on page 26...

Page 26: ...in the event log Displayed at all installations 120 140 Volts 135 Volts UNBALANCE DETECT Unbalance level on source serving the load which if equaled or exceeded will result in control initiating auto...

Page 27: ...TO 8 HOURS 00 03 00 LOCKOUT RESET Time delay that voltage must remain on load following its resumption after a momentary overcurrent before the Overcurrent Lockout feature is automatically reset CONFI...

Page 28: ...se settings coordinate properly with those of the upstream protection devices The return of source time delay should be set for a value sufficient to establish that return of preferred source is not t...

Page 29: ...of five times Press the NEXT item key e Whenthe TestKeypad itemhasbeenselected presstheENTERkey Now pressing any key on the control should result in the value or name of that key being shown on the d...

Page 30: ...ust be held in long enough for the associated loss of source time delay to complete its preset cycle A loss of source transfer will occur 2 Release the LOSS OF VOLTAGE key to simulate a return of the...

Page 31: ...ase the OVERCURRENT key for the pre ferred source and at the same time press and hold in the associated LOSS OF VOLTAGE key The associated source voltage lamp will extinguish Fur ther this action will...

Page 32: ...manual automatic dry contact is closed 3 The LOCKOUT lamp is reset if the Lockout option has been factory selected 4 Unbalance Detection feature is On if the unbalance install has been factory select...

Page 33: ...key Event Menu Table 4 Non Field Adjustable Items in the Event Menu Non Field Adjustable Item EVENT Operating Response DATE TIME ID LEFT VOLTAGES Phase 1 Phase 2 Phase 3 LT UNBALANCE NEG SEQ ZERO SEQ...

Page 34: ...cessary todisplayaparticulardiscreteinput or discrete output d When no additional items are to be read press the QUIT key Examine Menu Table 5 Non Field Adjustable Items in the Examine Menu Non Field...

Page 35: ...mately 5 seconds the TEST menu key An odd looking clock display is an indication that the clock battery requires replace ment Refer to the clock battery specifications on page 37 Note The Micro AT CPU...

Page 36: ...ies 1301 Powerflex Line Post Current Sensors are required for each source The lockout level of the source transfer control is factory set at 1200 amperes but may be field adjusted to any value between...

Page 37: ...Wi Fi adapter kit Control Circuit Voltage Nominal 120 Vac Voltage Operating Range 95 to 140 Vac Operating Temperature Range Ambient inside enclosure 40 F 40 C to 160 F 71 C Signal Input Circuits Volt...

Page 38: ...lay voltage values in units of Volts or in percentage variance the percentage values are relative to 120 V LOCKOUT OPTION Setting of the Overcurrent Lockout feature is External or Internal mode or OUT...

Page 39: ...eft Start Verify OC Timer Right Reset Verify OC Timer Right Switch Operator Control Events Source Condition Events 100 102 104 105 111 112 113 115 120 1222 124 125 131 132 133 135 Closing Left Opening...

Page 40: ...PHASE Source Bad Criteria set to ALL PHASES Unbalance Detect set to OUT Unbalance Detect set to IN and OFF Unbalance Detect set to IN and ON Voltage Value Format set to VOLTS Voltage Value Format set...

Page 41: ...itch Coupled Right Switch Trip to Open Manual Open Push button Right Switch Trip to Close Manual Close Push button SUPER AUTO MAN L SUPV TR OPEN L SUPV TR CLOSE R SUPV TR OPEN R SUPV TR CLOSE Supervis...

Page 42: ...n damage not only the existing component but the replacement component as well Although spare circuit cards and front panel assemblies are furnished in static shielded bags the use of a static dissipa...

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