Ingersoll-Rand X41 manuale d’uso

Ingersoll Rand System Automation X4I Application & Compressor Interconnect Guide More Than Air. Answers. Online answer s: http://ww w.air. irco.com Befor e instal ling or startin g this un it for t he fir st time, this manual should be st udied carefully to obtain a working knowledge of the uni t and/or the duties to be performed while operatin[...]

2 SECTION 1 — TABLE OF CONTENTS SECTION 1 — TABLE OF CONTE NTS................................ 2 SECTION 2 — IN TRODUCTIO N ........................................ 4 SECTION 3 — SAFETY ..................................................... 4 INSTALLATION ............................................................... 4 OPERATION ...........[...]

3 X4I Interco nnect To In gersoll R and Press ure Swi tch Controlle d Compressor s .................................. Continue d UP6 5-15 SD 3P H 50Hz 1o f2 .................................. 59 UP6 5-15 SD 3P H 50Hz 2o f2 .................................. 60 SSR M15-22c 20-30HP XF EP HP HXP 50-60Hz 1o f2 ..........................................[...]

SECTION 2 — INTRODUCTION The X 4I is a spec iali zed con troll er d esig ned to prov ide safe, reliab le, and energy -effici ent control of y our compresse d air syste m. The X4I is ca pable of contr olling up to four positive displacement air compre ssors. The compre ssors ma y have electr o-pneu matic or microproce ssor based cont rols. The X4I[...]

5 • Carry out the following op erations before opening or removing any access panels or car rying out any work on t he X4I: i. Isol ate the X4 I from th e main electrical pow er supply. Lock t he isolator in th e “OFF” positio n and re move the fuse s. ii. Attac h labels to the is olator switch an d to th e unit stati ng “WORK IN PROGR ESS [...]

SECTION 4 — INSTALLATION It is recommended t hat installation and commissioning be carr ied out by a n author ized and tr ained pr oduct supplier. UNIT LOCATION The X4I can be mounted on a wall using conventional bolts. The X4I ca n be located r emotel y from the compressors as long as it is wit hin 330 feet (100 meters) of cable length. The X4I [...]

POWER SUPPLY 7 A fuse d switching isolator must be i nstalle d to the mai n incoming power supply, ext ernal to th e X4 I. T he is olat or must be fitted wi th a pr operly si zed fuse t o provi de adeq uate p rote ction to th e po wer sup ply c able u sed ( in accordanc e with local electric al and safety regulati ons). 1 VOLTAGE SELECT 23 4 X04 1 [...]

PRESSURE SENSOR CO NNECTION The pre ssure sensor connects t o terminal X05 of the X4I terminal P CB using a shield ed 18 AWG maximum 2- conductor cable no more than 330 feet (100 meters) in length. The transducer threads are BPT. It is the equiva lent o f ¼” NPT. Pressure Sensor Wir ing and Locat ion Wire pol arity is im portant. IR-PCB INTE RFA[...]

Consult the air compressor manua l or your air compressor supplier/ specialist for details be fore installing the X 4I. Each air compressor must be e quipped w ith an online/offl ine pre ssure regulat ion system ca pable of accep ting a re mote lo ad/un load sign al thro ugh a vo lt free switching contact or a single electro -mechanic al pressure s[...]

RUN INPU T 0V RUN READY ALARM +V MAIN (LINE) CONTACTOR C04 Run Signal Circuit The RUN input will accept 12V to 250V AC (50/60Hz) only. DC cannot be used. Do n ot con ne ct a vo lta ge g rea ter th an 2 50V to th is input. 12V to 250Vac must be applied t o the “run” ter minals when the compressor motor is running. This input can be connecte d to[...]

OUTPUT FUNCTIONS 11 The X4I will control the IR-PCB load/unload relay output s based on t he active syst em load an d unload pre ssure setpoi nts. The IR-PCB load/unload re lay contact s can be used for compr essor cont rollers that have electr o- mechani cal pressure switch loa d/unload re gulation. IR-PCB Internal Output Circuits The C01 and C02 [...]

compressor number) with an a dditional wir e. Use a 7- conductor shield ed cable in this instanc e. Compressor s that use ele ctronic pre ssure dete ction but are not equipped wit h a remot e pressure control enable f eature will no t autom atically rev ert to local control i f the X4I i s stopped or experie nces a fa ult or loss of power. Load/Unl[...]

AUX ILIAR Y OUT PUT (O PTION ) The X4 I is equipp ed with a rem ote relay contact o utput a t terminals 33 and 34 (X08). 13 The function of t he output is menu select able and ca n be adapte d for differ ing application re quirement s. X08 33 34 R6 Auxiliary Output Circui t The remote output relay con tacts are rated for 240V “CE” / 115 V “U [...]

Compressor #1 IR-PCB DRIP LEG PRESSURE TR ANSDUCER RECEIVER Compressor #3 IR-PCB Compressor #4 IR-PCB Compressor #2 IR-PCB PRESSURE TRA NSDUCER CAB LE 2 Conductor Cable, 18 Gau ge Stranded Earth Shielded No Greater Th an 33 0 FT (1 00 M) 24VDC Control Voltag e X4I X05 CONNE CT OR PT CONNECTOR 25 +VDC Pin #3 26 Signal Pin #1 Reference X4I Op era tio[...]

X4I Interconnect To Ingersoll Rand Unigy & Nirvana 20-40 HP Compressors Refer to the X4I Overview Drawing fo r the X4I Compressor 2 t hrough 4 X01 to IR-P CB terminal connect ions For Unigy Compressors:: All Unigy Phase 1 compressors “MUST” be conv erted to Phase 2 or higher. Contact Techni cal Support Services for the CCN's requi red [...]

+24VDC DI-4 EN 12 14 13 10 D13 17 NO 0V 5 +24VDC 11 SA1 HATS E-STOP DI-2 9 VFD/FIX Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC Load Enable Load/Unload VFD[...]

Unigy Phase 1 Unigy Phase 1 2of2 Page 17[...]

Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. SA1 HATS E-STOP VFD/FIX +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LO[...]

Unigy Phase 2/3 Unigy Phase 2/3 2of2 Page 19[...]

Remote VFD / F IXED Remote LOAD / UNLOAD Remote LOAD ENABLE 33 32 18 12 +24VDC 6 NC COM 20 C 4 SAFE 37 Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC Load En[...]

Nirvana 15 - 30KW (20-40HP) Nirvana 15 - 30KW (20-40HP) 2of2 Page 21[...]

X4I Interconnect To Ingersoll Rand In tellisys Redeye Controlled Compressors Refer to the X4I O verview Drawing for the X4I Compres sor 2 through 4 X01 t o IR-PCB terminal co nnections For Redeye Intellis ys Controlled Machines: The ‘MASTER CONTROL’ setting of the Intell isys controller must be set to ‘ON’ The 'SEQUENCER' setting [...]

+VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1 2 3 4 5 6 2 1 LED 5 VFD LED 2 LOAD LED 1 SEQ LED 4 READY LED 3 RUN C03 C01 C02 C04 C05 IR-PCB 1 2 3 4 5 6 V1 X4I COMPRESSO R #1 X01 TERMINAL Refer to the X 4 I Over v iew Draw ing for the X4I Compressor 2 through 4 terminal connect[...]

SSR Redeye FV SSR Redeye FV 2of3 Page 24[...]

SSR Redeye SD SSR Redeye SD 3of3 Page 25[...]

X4I Interconnect To Ingersoll Rand Intellisys SE Controlled Compressors Refer to the X4I O verview Drawing for the X4I Compres sor 2 through 4 X01 t o IR-PCB terminal co nnections For All SE Intellisys Controlled Machines: The 'SEQUENCER' setting of the Intelli sys controller must be set to 'ON'. Auto Restart must be turned &apo[...]

E-STOP 110VAC 1M 0VAC Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD[...]

SE UP SE UP 2of2 Page 28[...]

Remote Load/Unload (was Remote Start) Remote Load/Unload (was Remote Start) 1 9 10 11 E-STOP J5 7 11 12 13 14 J5 J5 J1 110VAC 1M 0VAC Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt ro[...]

SE ESA SE ESA 2of2 Page 30[...]

1M 0VAC Remote Load/Unload (was Remote Start) Remote Load/Unload (was Remote Start) 34 33 32 110VAC E-STOP J5 36 6 5 4 3 J5 J5 J1 42 Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol[...]

SE DSA SE DSA 2of2 Page 32[...]

X4I Interconnect To Ingersoll Rand In tellisys SG Controlled Compressors Refer to the X4I O verview Drawing for the X4I Compres sor 2 through 4 X01 t o IR-PCB terminal co nnections For SG Intellisys Controll ed Machines: The 'SEQUENCER' setting of the Intellisys controller must be set to 'ON'. Auto Restart must be turned ' [...]

1M 0VAC Remote Load/Unload Remote Load Enable 3 2 1 110VAC E-STOP P1 1 25 26 27 28 P2 P1 P3 2 Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. 1ATS +VDC Load Enable[...]

SG SSR SG SSR 2of2 Page 35[...]

Guidance o nly; connection s may diff er with date, mo del, type, variant, s pecial, cus tom or conc ession builds. This information is int en ded to be used in conjunct ion with the compressor’s orig inal control circuit d iagram. 1M 0VAC Remote Load/Unload Remote Load Enable 3 2 1 110VAC E-STOP P1 1 25 26 27 28 P2 P1 P3 2 1ATS +VDC Load Enable [...]

SG Sierra SG Sierra 2of2 Page 37[...]

X4I Interconnect To Ingersoll Rand Pr essure Switch Controlled Compressors Refer to the X4I Overview Drawing for the X4I Compressor 2 t hrough 4 X01 to IR-PCB terminal connec tions For All Compressors: Compressors to be connected must have automatic Start / Stop capability . Drawing Notes For Pressure Switch Controller Machines: Ensure each compres[...]

KM1 0 VAC KM1 Re lay Contact P To TM2 Relay To KM1 Co ntact To KM2 Contact Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC Load Enable Load/Unload VFD/fixed I[...]

SSR UP5 11-22 SD SSR UP5 11-22 SD 2of2 Page 40[...]

KM1 0 VAC KM1 Relay Contact KM1 Relay Contact TM3 Relay Contact Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC Load Enable Load/Unload VFD/fixed IN NO C NC N[...]

SSR UP5 22-37 SD SSR UP5 22-37 SD 2of2 Page 42[...]

Guidance only; co nnections may di ffer with date, mode l, type, variant, special, cus tom or concess i on builds. This informatio n is intended to be used in conjunctio n with the comp ressor’s original c ontrol circuit diagram. M 0 VAC +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 [...]

SSR UP6 15-30 FV SSR UP6 15-30 FV 2of2 Page 44[...]

Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. 1M 0 VAC +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 [...]

SSR UP6 15-30 SD SSR UP6 15-30 SD 2of2 Page 46[...]

Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. 1M 0 VAC +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 [...]

SSR UP6 40-50 FV SSR UP6 40-50 FV 2of2 Page 48[...]

Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. 1M 0 VAC +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 [...]

SSR UP6 40-50 SD SSR UP6 40-50 SD 2of2 Page 50[...]

Guidance only; co nnections may di ffer with date, mode l, type, variant, special, cus tom or concess i on builds. This informatio n is intended to be used in conjunctio n with the comp ressor’s original c ontrol circuit diagram. +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1[...]

UP6 5-15 FV 1PH 60Hz UP6 5-15 FV 1PH 60Hz 2of2 Page 52[...]

+VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1 2 3 4 5 6 2 1 LED 5 VFD LED 2 LOAD LED 1 SEQ LED 4 READY LED 3 RUN C03 C01 C02 C04 C05 IR-PCB 1 2 3 4 5 6 V1 X4I COMPRESSOR #1 X01 TERMINAL Refer to the X4I Overv iew Drawing for the X4I Co mpressor 2 through 4 terminal connectio n[...]

UP6 5-15 FV 3P H 60Hz UP6 5-15 FV 3PH 60Hz 2of2 Page 54[...]

0 VAC 110VAC PS ST CR Contact HATS 1M To 1M Contac t To CR Relay To HM To EDV To 1M/1S/2M Contacts To TD Relay Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC[...]

UP6 5-15 SD 3PH 60Hz UP6 5-15 SD 3PH 60Hz 2of2 Page 56[...]

Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V [...]

UP6 5-15 FV 3P H 50Hz UP6 5-15 FV 3PH 50Hz 2of2 Page 58[...]

Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V [...]

UP6 5-15 SD 3PH 50Hz UP6 5-15 SD 3PH 50Hz 2of2 Page 60[...]

KM1 0 VAC TM2 Contact P To TM2 Relay To KM2 Contact +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1 2 3 4 5 6 2 1 LED 5 VFD LED 2 LOAD LED 1 SEQ LED 4 READY LED 3 RUN C03 C01 C02 C04 C05 IR-PCB 1 2 3 4 5 6 V1 X4I COMPRESSO R #1 X01 TERMINAL Refer to the X4 I Overview Drawing for[...]

SSR M15-22c 20-30HP XF EP HP HXP 5 0-6 0Hz SSR M15-22c 20-30HP XF EP HP HXP 50-60Hz 2of2 Page 62[...]

KM1 0 VAC KM1 Contact P To 2TR Relay To KM2 Contact +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1 2 3 4 5 6 2 1 LED 5 VFD LED 2 LOA D LED 1 SEQ LED 4 READY LED 3 RUN C03 C01 C02 C04 C05 IR-PCB 1 2 3 4 5 6 V1 X4I COMPRESSOR #1 X01 TERMINAL Refer to the X4I O verview Drawing for[...]

M37-50 M37-50 2of2 Page 64[...]

110VAC CR Contact HATS CR Contact PUSH STOP PULL START 1M 0 VAC +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1 2 3 4 5 6 2 1 LED 5 VFD LED 2 LOAD LED 1 SEQ LED 4 READY LED 3 RUN C03 C01 C02 C04 C05 IR-PCB 1 2 3 4 5 6 V1 X4I COMPRESSOR # 1 X01 TERMINAL Refer to the X4I O verview[...]

EP 20-30 ESP FV EP 20-30 ESP FV 2of2 Page 66[...]

110VAC CR Contact HATS CR Contact PUSH STOP PULL START 1M 0 VAC +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1 2 3 4 5 6 2 1 LED 5 VFD LED 2 LOAD LED 1 SEQ LED 4 READY LED 3 RUN C03 C01 C02 C04 C05 IR-PCB 1 2 3 4 5 6 V1 X4I COMPRESSOR # 1 X01 TERMINAL Refer to the X4I O verview[...]

EP 20-30 ESP S D EP 20-30 ESP SD 2of2 Page 68[...]

X4I Interconnect To Ingersoll Rand Inte llisys SGN / SGNe Controlled Compressors Refer to the X4I O verview Drawing for the X4I Compres sor 2 through 4 X01 t o IR-PCB terminal co nnections For SGN/SGNe Intellisys Controlled Machines: The SI1 interface (CCN: 42 425710) must be used to allow the SG N/SGNe Controller to be sequenced/controlled by the [...]

+VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1 2 3 4 5 6 2 1 LED 5 VFD LED 2 LOAD LED 1 SEQ LED 4 READY LED 3 RUN C03 C01 C02 C04 C05 IR-PCB 1 2 3 4 5 6 V1 X4I COMPRESSO R #1 X01 TERMINAL Refer to the X4I Overv iew Drawing for the X4I Compr essor 2 through 4 terminal connectio [...]

Nirvana SGN/SGNe Nirvana SGN/SGNe 2of3 Page 71[...]

Nirvana SGN/SGNe Nirvana SGN/SGNe 3of3 Page 72[...]

+VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1 2 3 4 5 6 2 1 LED 5 VFD LED 2 LOAD LED 1 SEQ LED 4 READY LED 3 RUN C03 C01 C02 C04 C05 IR-PCB 1 2 3 4 5 6 V1 X4I COMPRESSO R #1 X01 TERMINAL Refer to the X4 I Overview Drawing for the X4I Compressor 2 through 4 terminal connectio n[...]

X4I Interconnect To Ingersoll Rand Intellisys S3 Refer to the X4I Overview Drawing for the X4I Compressor 2 t hrough 4 X01 to I R-PCB terminal connect ions For All S3 Intellisys Controlled Machines: The 'REMOTE CONTROL' sett ing “RC” of the In tellisys cont roller must be set to 'ON'. Auto Restart must be turned 'ON’ [...]

KM1 0VAC 3 4 110VAC 1 7 8 X02 X03 X04 2 Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY O[...]

Intellisys S3 Intellisys S3 2of2 Page 76[...]

X4I Interconnect To Ingersoll Rand Small Reciprocating Air Compressors Refer to the X4I Overview Drawing for the X4I Compressor 2 t hrough 4 X01 to I R-PCB terminal connect ions For All Compressors: Compressors to be connected must have automatic Start / Stop capability . Drawing Notes For Pressure Switch Controller Machines: Ensure each compressor[...]

Guidance only; c onnections may di ff er with date, model, type, variant, spec ia l, custom or concess i on builds. This information is inte nded to be used in conju nction with the compre ssor’s original co ntrol circuit dia gram. UP6RE 7.5–15 175, UP6RX 7.5–15 175 0 VAC 110VAC P M +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RU[...]

UP6RE 7.5–15 175 , UP6RX 7.5–15 175 UP6RE 7.5–15 175, UP6RX 7.5–15 175 2of3 Page 79[...]

UP6RE 7.5–15 175 , UP6RX 7.5–15 175 UP6RE 7.5–15 175, UP6RX 7.5–15 175 3of3 Page 80[...]

L2 L1 P HATS M +VDC Load Enable Load/Unload VFD/fixed IN NO C NC NO C NC RUN ALARM READY OUT V SEQ CONT LOAD UNL GND D11 D12 +20V V 1 2 3 4 5 6 2 1 LED 5 VFD LED 2 LOAD LED 1 SEQ LED 4 READY LED 3 RUN C03 C01 C02 C04 C05 IR-PCB 1 2 3 4 5 6 V1 X4I COMPRESSO R #1 X01 TERMINAL Refer to the X4 I Overview Drawing for the X4I Compressor 2 through 4 termi[...]

Models 2340, 2475, 2545, 7100, 15T & 3000 Models 2340, 2475, 2545, 7100, 15T & 3000 2of3 Page 82[...]

Models 2340, 2475, 2545, 7100, 15T & 3000 Models 2340, 2475, 2545, 7100, 15T & 3000 3of3 Page 83[...]

KM1 0 VAC KM1 Re lay Contact P To TM2 Relay To KM1 Co ntact To KM2 Contact Guidance only; connections may dif fer with date, model, t ype, variant, sp ecial, custom or conc ession builds. This information is inte nd ed to be use d in conjunc tion with the compresso r ’s origin al co nt rol circuit diagram. +VDC Load Enable Load/Unload VFD/fixed I[...]

KM1 0 VAC KM1 Relay Contact P To TM2 Relay To KM1 Contact To KM2 Contact Guidance only; co nnections may di ff er with date, model, ty pe, variant, spec ial, custom or conc ession builds. This information is inte nded to be used in conjunc tion with the compressor’s ori ginal control circuit diagram. +VDC Load Enable Load/Unload VFD/fixed IN NO C[...]