background image

S1

21

4

1

E2

R/BL

R/BL

R/BL

78

79

78

79

117

ET

NT

57

58

57

58

E2

E1

N2

N1

N

10

7

9

E

E

N
7

116
117
118

10

9

NO NO

NO

E

9

63 10

61 60 58 57 18 17

TRANSFORMER

BL

R

BK

W

NO

W

BK

R

BL

TRANSFORMER

LIGHT

AVAILABLE

EMERGENCY

67

LIGHT

AVAILABLE

NORMAL

177

62

LIGHT

POSITION

NORMAL

118

110

LIGHT

POSITION

EMERGENCY

116

99

Refer To Diagram 294859

For Contactor Wiring

DISCONNECT PLUG

5

15

1

2

46

33

77

76

75

74

1

46

15

33

16

17

18

15

46
76

77

75

74

16

18

17

5

33

2

1

74

7

16

N

E2

E1

N2

N1

75

74

24

76

77

16

18

15

46

57

17

N1

5

E2

E1

58

N2

33

2

1

TB

75

76

77

78

79

80

81

2

5

4

6

3

1

1

3

4

6

P3

S3

MAIN LOGIC BOARD

ET3 ET2 ET1 NT3 NT2 NT1

X1

X2

X1

X2

X1

X2

X1

X2

3

4

3

4

3

4

3

4

TB1

TB2

NORMAL-EMERGENCY

SELECTOR SWITCH

Wiring Diagram

Nonautomatic Transfer Switch

NEMA 3R & 12

294861

Содержание 340 KN Series

Страница 1: ...Nonautomatic Transfer Switches Models 340 KN Series Logic Relay Contactor 30 4000 Amperes TP 5585 3 92a Operation and Installation U S A Plant ISO Registered...

Страница 2: ...Operation Test 9 Switch Position Source Indicators 11 Transfer Switch Position Lamps 11 Source Available Lamps 11 Control Switches 11 Transfer To Normal Emergency 11 Generator Stop Start if equipped...

Страница 3: ...h or substantial property damage if the warning is ignored WARNING Warning is used to indicate the presence of a hazard which can cause severe personal injury death or substantial property damage if t...

Страница 4: ...al injury damage equipment or lead to future failures Remove watch rings and jewelry that can cause short circuits Hazardous voltage can cause severe injury or death The Transfer Switch is energized p...

Страница 5: ...iring should be inspected at the recommended interval shown in the service schedule replace leads that are frayed or in poor condition Do not operate electrical equipment when standing in water on wet...

Страница 6: ...Emergency Source Loads Figure 1 Transfer Switch Location Installation Kohler transfer switches are factory wired and tested Installation requires mounting connection of utility load emergency cables a...

Страница 7: ...ster switch on the controller to the OFF position and disconnect battery negative before working on the transfer switch Line Connections Wiring Diagrams are furnished at the back of this manual Interc...

Страница 8: ...e death or severe injury On 225 400 Amp switches reinstall the cover shields over the emergency lugs and overlapping neutral accessory 36 lugs If these shields are not in place when the switch is ener...

Страница 9: ...iliary Connections Connect auxiliary circuit wires to appropriate control panel terminals as shown on the appropriate diagram see contactor wiring diagrams in the Wiring Diagrams section Any auxiliary...

Страница 10: ...checks in the order given in order to avoid damaging the switch Read and understand all instructions on installation drawings and labels affixed to the switch Note any optional accessories that have...

Страница 11: ...e switch amperage size below and follow directions for installing the handle See Figures 4 through 7 NOTE A manual operator handle is provided on the transfer switch for maintenance purposes only Retu...

Страница 12: ...0 Amp For 1000 4000 Amp Switches Insert manual handle into hole provided in rotating weight See Figure 7 5 Move the installed handle in the direction shown to manually operate the transfer switch The...

Страница 13: ...High voltage will cause personal injury damage equipment or lead to future failures Remove watch rings and jewelry that can cause short circuits Voltage Checks 6 Close the normal source circuit breake...

Страница 14: ...l operation of the transfer switch 14 Open the normal source circuit breaker to start the generator set or start the generator set at the generator set controller See Figure 9 The generator set should...

Страница 15: ...The transfer switch should operate to the emergency position with the generator set producing at least 90 of its rated voltage 17 Reclose thenormal source circuitbreaker 18 Move the TRANSFER TO switch...

Страница 16: ...ite Lights to show that emergency source voltage is present but not necessarily at proper voltage and frequency Control Switches Transfer To Normal Emergency Normal Position signals control to cause t...

Страница 17: ...mergency power sources before proceeding Move the generator master switch on controller to OFF position and disconnect battery negative before working on the transfer switch Disconnect power sources b...

Страница 18: ...ll be connected to the generator Normal Power Return 1 The white normal source available lamp will light when normal power returns Check normal source meters if equipped to see that normal source volt...

Страница 19: ...asco Transfer Switch Operation 14 Notes...

Страница 20: ...ensions Enclosure Dimensions 30 150 Amp ADV 5238 sheet 1 Enclosure Dimensions 225 400 Amp ADV 5238 sheet 2 Enclosure Dimensions 600 800 Amp ADV 5238 sheet 3 Enclosure Dimensions 1000 1200 Amp ADV 5448...

Страница 21: ...ator Control Box Load L2 L1 4 LL1 EL2 EL1 LL2 3 NL1 NL2 Commercial or Normal Source L2 L1 Note Engine Start Terminals 3 4 Are Located on the Contactor 30 150 Amp Lower Left Side 260 400 Amp Above Ts C...

Страница 22: ...Box Load L2 L1 4 LL1 EL2 EL1 LL2 3 NL1 NL2 Commercial or Normal Source L2 L1 Note When Overlapping Neutral is Used Wire Neutral Per Dotted Lines Engine Start Terminals 3 4 Are Located on the Contacto...

Страница 23: ...ad L2 L1 4 LA EB EA LB 3 NA NB Commercial or Normal Source L2 L1 Note When Overlapping Neutral is Used Wire Neutral Per Dotted Lines Engine Start Terminals 3 4 Are Located on the Contactor 30 150 Amp...

Страница 24: ...s in Generator Control Box Load L2 L1 4 LL1 EL2 EL1 LL2 3 NL1 NL2 Commercial or Normal Source L2 L1 3 4 L2 L3 L3 EL3 LL3 NL3 L3 1000 4000 Amp 3 Phase 3 4 Wire ELO Note When Overlapping Neutral is Used...

Страница 25: ...1 ONLY Sizes Of Screw Type Terminals For External Power Connections Notes 1 Numbers In Parentheses Are Millimeters 2 Dimensions Are For Reference Only L3 15 48 393 NEMA 3R ONLY 312 12 30 279 11 00 L O...

Страница 26: ...MCM 225 400 Range Of Al Cu Wire Size AMPS Switch Rating 15 40 391 Note 1 Numbers In Parentheses Are Millimeters 2 Dimensions Are For Reference Only 2 12 54 1 06 27 11 73 298 19 04 484 15 97 406 406 1...

Страница 27: ...tes 1 Numbers In Parentheses Are Millimeters 2 Dimensions Are For Reference Only 20 65 525 32 30 820 17 15 436 10 15 258 3 53 89 7 Typ 21 03 534 NEMA 3R ONLY 531 13 5 DIA HOLE NEMA 1 ONLY 406 10 3 DIA...

Страница 28: ...erless Screw Type Terminals For External Power Connections Four 2 AWG To 600 MCM AL CU Wire External Handle Mechanism Optional OVERLAPPING NEUTRAL LOAD NORMAL EMERGENCY 687 17 DIA MOUNTING HOLES 8 PLA...

Страница 29: ...38 25 972 NOTES NEMA Type 1 General Purpose Indoor Floor Supported 1 Free Standing Frame Construction 2 Removable Doors Key Locking Handle Single Door Hinged On Right With Single Center Latch For 160...

Страница 30: ...2 PIN 4 PIN 22 PIN 10 PIN 1 PIN 16 PIN 3 PIN 15 PIN 21 PIN 14 PIN 9 PIN 8 PIN 13 PIN 18 PIN 19 600 800 Amp COIL CLEARING CONTACTS 11 10 13 12 AUXILIARY CONTACTS 22 3 5 EL2 LL2 NL2 Normal Emergency Loa...

Страница 31: ...IN 2 PIN 7 PIN 6 PIN 12 PIN 4 PIN 22 PIN 10 PIN 1 PIN 16 PIN 3 PIN 15 PIN 21 PIN 14 PIN 9 PIN 8 PIN 13 PIN 18 PIN 19 600 800 Amp COIL CLEARING CONTACTS 11 10 13 12 AUXILIARY CONTACTS 22 3 5 EC LC NC N...

Страница 32: ...8 TO TERM 57 TO EMERGENCY SOURCE TO NORMAL SOURCE BR BRIDGE RECTIFIER C CAPACITOR ER EMERGENCY RELAY ET EMERGENCY TRANSFORMER D DIODE NR NORMAL RELAY NT NORMAL TRANSFORMER P PLUG SOCKET W PIN DESIGNAT...

Страница 33: ...RANSFORMER NR NORMAL RELAY D DIODE ET EMERGENCY TRANSFORMER ER EMERGENCY RELAY C CAPACITOR BR BRIDGE RECTIFIER SOURCE NORMAL TO SOURCE EMERGENCY TO TO TERM 57 TO TERM 58 ET2 ET1 ET3 NT3 NT1 NT2 TB6 P1...

Страница 34: ...MERGENCY RELAY ET EMERGENCY TRANSFORMER D DIODE NR NORMAL RELAY NT NORMAL TRANSFORMER P PLUG SOCKET W PIN DESIGNATOR R RESISTOR SW SWITCH TB TERMINAL BLOCK TS TRANSFER SWITCH INTERNAL COMPONENT CONNEC...

Страница 35: ...BLE NORMAL 177 62 LIGHT POSITION NORMAL 118 110 LIGHT POSITION EMERGENCY 116 99 To Diagram 294859 Note For Contactor Wiring Refer DISCONNECT PLUG 5 15 1 2 46 33 77 76 75 74 15 33 16 17 18 15 46 76 77...

Страница 36: ...T POSITION EMERGENCY 116 99 Refer To Diagram 294859 For Contactor Wiring DISCONNECT PLUG 5 15 1 2 46 33 77 76 75 74 1 46 15 33 16 17 18 15 46 76 77 75 74 16 18 17 5 33 2 1 74 7 16 N E2 E1 N2 N1 75 74...

Страница 37: ...3381 Web site www kohlergenerators com Fax 920 459 1646 U S A Sales Fax 920 459 1614 International For the nearest sales and service outlet in U S A and Canada Phone 1 800 544 2444 KohlerrPower System...

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