Trane LO manual Tracer ZN.010 Typical Wiring Diagram, For Reference Only

Models: LO

1 136
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Four-pipe

Tracer® ZN.010 Typical Wiring Diagram

 

 

 

NOTES:

 

 

 

 

1. UNLESS OTHERWISE NOTED, ALL

 

LEGEND

 

SWITCHES ARE SHOWN AT 25 C (77 F),

 

 

AT ATMOSPHERIC PRESSURE, AT 50%

DEVICE

 

LINE

 

RELATIVE HUMIDITY, WITH ALL UTILITIES

DESIG.

DESCRIPTION

NUMBER

TURNED OFF, AND AFTER A NORMAL

1K1-3

FAN STARTERS

25-26-27

SHUTDOWN HAS OCCURRED.

 

 

 

2. DASHED LINES INDICATE

 

 

 

RECOMMENDED FIELD WIRING BY

 

 

 

OTHERS. DASHED LINE ENCLOSURES

 

 

 

AND/OR DASHED DEVICE OUTLINES

 

 

 

INDICATE COMPONENTS PROVIDED BY

1T1

TRANSFORMER

21

THE FIELD. SOLID LINES INDICATE

WIRING BY TRANE CO.

 

 

 

3. NUMBERS ALONG THE RIGHT SIDE OF

1TB6

TERMINAL STRIP

 

THE SCHEMATIC DESIGNATE THE

 

LOCATION OF CONTACTS BY LINE

 

 

 

1U1

THERMOSTAT MODULE

23

NUMBER. AN UNDERLINED NUMBER

INDICATES A NORMALLY CLOSED

 

 

 

358

CONDENSATE OVERFLOW

36

CONTACT.

 

4. ALL FIELD WIRING MUST BE IN

151

DISCONNECT SW

3

ACCORDANCE WITH THE NATIONAL

159

LOWLIMIT

 

ELECTRIC CODE (NEC), STATE AND

 

LOCAL REQUIREMENTS.

2U2

ZONE SENSOR MODULE

24

 

 

 

FAN SWITCH

28

 

 

481

FAN MOTOR

9

DEVICE PREFIX

 

 

 

2L2

DAMPER ACTUATOR

32

LOCATION GUIDE

AREA

LOCATION

3L1

MAIN COIL VALVE

28

1

CONTROL PANEL

3L3

HEATING COIL VALVE

30

2

CONTROL END

 

 

 

 

 

 

3

PIPING END

 

 

 

4

FAN SECTION

 

 

 

5

COIL SECTION

 

 

 

6

CUSTOMER

For Reference Only:

This schematic shows typical wiring of a fan-coil. It is not intended for a basis of design or for equipment installation purposes in the field. For an as-built schematic specific to a particular unit, please see the ship-with schematic for that specific unit or contact your local Trane representative.

Four-pipe

Two-position N/C cooling control valve

Two-position N/O heating control valve

Two-position N/C fresh air damper actuator

Condensate overflow detection

Low temperature detection

Unit mounted fan mode switch,

Wall mounted setpoint dial and zone temperature sensor

Unit mounted disconnect switch

132

UNT-IOM-6

Page 132
Image 132
Trane LO manual Tracer ZN.010 Typical Wiring Diagram, For Reference Only, Four-pipe Two-positionN/C cooling control valve