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GE Zenith Controls

15

Entelli-Switch 250 Operation and Maintenance Manual (71

R

-2000)

Load or No-Load 

One event Exerciser with adjustable Timer. Exercise
duration can be set between 5 and 60 minutes in
1 minute increments. Can be configured to run every
1,7,14, or 28 days. Factory default is 20 minutes.

How to CONFIGURE (CFG) and Set (SET)
the Timer Exerciser 

1. Beginning from the S1 OK screen, 

press MORE then CFG.

2. Press MORE to scroll to CONFIG TIMER 

EXERCISER

screen.

3. The third line of the CONFG TIMER EXERCISER

will show either DAILYWEEKLY14 DAY28 DAY
or OFF.

4. If the third line of the CONFG TIMER EXERCISER

shows DAILYWEEKLY14 DAY, or 28 DAY as 
desired, then proceed to step 10.

5. If the third line of the CONFG TIMER EXERCISER

shows OFF or if another timer selection is desired, 
continue.

6. Press SEL.
7. Enter ACCESS code located on white label 

on the back of the controller.

8. Press UP or DOWN to select DAILYWEEKLY

14 DAY

, or 28 DAY as desired.

9. Press SAVE.
10. Press MORE to scroll to CONFG TIMER

EXERCISER (XFR)

or (NO XFR).

11. Press Up or Down to select XFR (Load Transfer) 

or NO XFR (No Load Transfer).

12. Press SAVE.
13. Press MORE repeatedly to BACK then S1 OK screen.

Set (SET) the Exerciser:

14. Beginning from the S1 OK screen, 

press MORE then SET.

15. Press MORE repeatedly until 

EXER S2 RUN TIME

screen.

16. Press SEL
17. Enter ACCESS code located on white label 

on the back of the controller.

18. Press SEL
19. Cursor is indicated as a line under character to 

be changed. Change values with up and down keys. 

20. Press SAVE when complete.
21. Press MORE repeatedly until SET USER SETUP

then press BACK then ESC to the S1 OK screen.

How to Initiate CDT Exerciser and to start an
exercise cycle every 1, 7, 14, or 28 days

From S1 screen
1) Press TEST
2) Press MORE
3) Press START TEST TIMER (to initiate Test).

If the CDT Exerciser is Factory configured for a 
Load Exerciser, the Controller will immediately start 
a load exercise. The controller will start the 
generator, transfer the load to Source 2 and remain 
in Source 2 for the duration set for EXER S2 RUN 
TIME

in the SET menu. The controller will 

retransfer the load back to Source 1 after the S1 
stable timer has timed out and run the generator 
unloaded for the duration of the S2 stop delay timer 
(Engine Cool Down Timer).

If the CDT Exerciser is Factory configured for a 
No-Load Exerciser, the Controller will immediately 
start a No-load exercise. The controller will start the 
generator and run it unloaded for the duration of 
the S2 stop delay timer (Engine Cool Down Timer).

Exercise will be repeated at the same time as initiated
on every 1, 7, 14, or 28 days according to the selection
made in the Configure CFG menu.

How to Bypass (Cancel) an exercise during 
an exercise cycle

1) Press BPASS
2) Allow the controller to complete the Engine 

cool down cycle 

If the CDT Exerciser is Factory configured for a 
No-Load  Exerciser Or allow the controller to complete
retransfer to Source 1 If the CDT Exerciser is Factory
configured for a Load Exerciser

How to Bypass the next exercise event and Keep
the rest of scheduled events unchanged

1) Press Test
2) Press MORE
3) Press BYPASS EXER
To re-institute the next exercise event back, 
press CANCL BPASS

How to initiate a new exercise start time

1) Press TEST
2) Press MORE
3) Press EXER CANCL
4) Press START TIMER TEST

How to check the next exercise event

1) From S1 OK screen, press MORE three times.
2) The unit will display the PLANT EXERCISER NEXT

event in DAYSHOURS, and MINUTES

3) Press ESC to S1 OK Screen.

Notes:
-

*E*

appears in the upper right hand corner 

of LCD screen when exercise is impending.

-

For Load Exerciser, actual exercise period 
(ATS in S2 position)= CDT (Exerciser)
timing T (S1 stable Timer) timing period.

CDT One Event Timer Exerciser

Get other manuals https://www.bkmanuals.com

Содержание Entelli-Switch 250

Страница 1: ...71R 2000 5 03 Operation and Maintenance Manual Entelli Switch 250 Microprocessor Controller Transfer Switch Control Panel GE Zenith Controls e Get other manuals https www bkmanuals com...

Страница 2: ...Authorized Service For GE parts and service call 773 299 6600 GE Zenith Transfer Switches are used to provide a continuous source of power for lighting and other critical loads by automatically transf...

Страница 3: ...ntative Before installation if it is necessary store the transfer switch in a clean dry place protected from dirt and water Provide ample air circulation and heat if neces sary to prevent condensation...

Страница 4: ...with the ATS and read and understand the information on all accessories provided 1 Unlock the enclosure 2 Open the enclosure 3 Verify the correct system voltage NOTE The equipment rating nameplate on...

Страница 5: ...w these steps to set up the ATS Refer to Entelli Switch 250 display Figure 4 The annunciation LEDs illuminate to indicate 1 source availability 2 ATS position and 3 Entelli Switch 250 control function...

Страница 6: ...evere Injury or Death Turn OFF all power before installation adjustment or removal of transfer switch or any of its components To R T Box To Power Panel Input Output Connectors to I O Modules Engine S...

Страница 7: ...n the exterior of the door see figure 7 1 User accessibility to the following a LED indication of source availability b LED indication of transfer switch position c LCD screen indicates 1 timer count...

Страница 8: ...which screen is being displayed 2 or the word on the LCD above the key The word above the key changes depending on which screen is being displayed 3 or the word on the LCD above the key The word above...

Страница 9: ...transfer to Source 2 Adjust via the SET menu Range is 85 to 100 in 1 increments see page 18 Once satisfied the W timer will begin timing to transfer to Source 2 Under Voltage Fail Factory Default 80 T...

Страница 10: ...S SENS SPES PSGS 2 2 2 2 2 2 2 2 3 3 2 2 2 2 2 2 2 2 2 2 2 2 Group Packages 2 2 3 Standard Accessory included in the group package Optional Accessory not included but can be added to group package Opt...

Страница 11: ...simulate a power failure start Generator and run under load Can be configured by end user for 1 7 14 28 365 day cycle See page 16 CDT Load or NO Load One event exerciser with adjustable Engine exerci...

Страница 12: ...iming to signal the Generator to start Source 1 Over Voltage Restore Factory Default 105 This adjustment determines the minimum acceptable over Voltage threshold at which the Transfer Switch is allowe...

Страница 13: ...Transfer Switch functions automatically as specified with the Switch drawings In Manual the Automatic Transfer Switch will transfer to either direction upon depression of Source 1 or Source 2 transfe...

Страница 14: ...nter this value and compete the clock setting 17 To edit settings press SEL and repeat steps 6 16 18 If the setting is satisfactory press MORE unit then returns to the SET menu then press BACK then ES...

Страница 15: ...iate Test If the CDT Exerciser is Factory configured for a Load Exerciser the Controller will immediately start a load exercise The controller will start the generator transfer the load to Source 2 an...

Страница 16: ...select DAILY WEEKLY 14 DAY 28 DAY or 365 DAY as desired 9 Press SAVE 10 Press MORE repeatedly to BACK then ESC to S1 OK screen How to set SET the DAILY Exerciser 1 Beginning from the S1 OK screen pre...

Страница 17: ...located on the back of the controller Network Communications Option 11 12 13 R1 Output 5 6 7 R1 Output 14 15 16 R2 Output 8 9 10 R2 Output Contact Rating 10A 277VAC or 30VDC 1 2 3 4 5 6 7 8 9 10 11 12...

Страница 18: ...hange adjustable values through the SET menu Enter six digit access code The factory assigned six digit access code is located on the back of the controller Figure 10 Network Communications Option 11...

Страница 19: ...Output 8 9 10 R2 Output Contact Rating 10A 277VAC or 30VDC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PROG 1 PROG 2 GRD Input Sink LS OUT NIA OUT ELEV PRE OUT ALARM OUT STE OUT MOTOR DISC OUT TMS IN INHI...

Страница 20: ...nto the Source 2 Deactivating the test switch will start retransfer to Source 1 The switch will complete its retransfer to Source 1 after the time delay of the T timer The U engine overrun timer allow...

Страница 21: ...frequency stabilization before retransfer A manual pushbutton BYPASS is provided to bypass the T time delay if desired After the T time delay the CCN relay energizes the CN solenoid to retransfer the...

Страница 22: ...only after the controller ensures the proper phase relationship between the two Sources After the ATS closes into Source1 the SN limit switch becomes activated to de energize the CCN relay and energi...

Страница 23: ...handle in its holder and the service access cover on the left side of the transfer switch 11 Re connect the transfer switch to AUTO b Auto Location Removal of the closed transition transfer switch if...

Страница 24: ...t to Source 2 When Source 2 voltage and frequency reach the preset Restore values the time delay to open Source 1 timer W begins its timing cycle to ensure voltage and frequency stabiliza tion before...

Страница 25: ...the two Sources After the ATS closes into Source1 the SN limit switch becomes activated to de energize the CCN relay and energize the CCEO relay which opens the ATS out of Source 2 The SEO limit swit...

Страница 26: ...art No Description Qty 1 See Chart Transformer 1 VA 2 2 See Chart Transformer 25 VA 2 3 K 1274 Relay Flange Mounted 2 Bill of Material R T Box Primary 1 VA 25 VA Assembly Voltage XFMR XFMR Part No at...

Страница 27: ...24 50P 1035 208 220V K 3217 K 3225 50P 1036 230 240V K 3218 K 3226 50P 1037 277V K 3219 K 3227 50P 1038 380 400V K 3220 K 3228 50P 1039 416 440V K 3221 K 3229 50P 1040 460 480V K 3222 K 3230 50P 1041...

Страница 28: ...UT 18 1 3 PHASE SOURCE 2 SENSING 10V XE2 32 907 StandardTransition R T Box Schematic GND 903 902 801 901 807 804 803 904 905 906 805 806 CCEO COIL CONTROL RELAY OPEN SOURCE 2 CCNO COIL CONTROL RELAY O...

Страница 29: ...ency not within acceptable parameters Power supply connector unplugged Check utility and utility breakers Plug in connector GeneralTroubleshooting The following troubleshooting guide is used to recogn...

Страница 30: ...ear service cycle The battery maintains the exerceser memory only and does not otherwise affect the operation Testing A manual operator handle is provided with the transfer switch for maintenance purp...

Страница 31: ...GE Zenith Controls 31 Entelli Switch 250 Operation and Maintenance Manual 71R 2000 Get other manuals https www bkmanuals com...

Страница 32: ...t of GE Industrial Systems General Electric Company 830 West 40th Street Chicago IL 60609 USA 773 299 6600 Fax 773 247 7805 www geindustrial com g GE Zenith Controls Get other manuals https www bkmanu...

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