Wiring

Diagrams

Figure 21 – Fan-Powered Units (Electronic or DDC/UCM)

FAN-POWERED UNITS - ELECTRONIC OR DDC/UCM -

HEATER TERMINALS - TYPICAL OF SINGLE PHASE VOLTAGES

Line Voltage

(See Nameplate) L1 L2 N - 208, 240, 480

L1 N - 277, 347

L1 L2 N

SINGLE

 

PHASE

 

LINE

STAGES

VOLTAGES

1

 

2082

240

HEATER

CONTACTORS

Magnetic Contactors (MAGN)

Mercury Contactors (MERC)

 

 

 

 

 

 

 

TB4

 

 

 

 

 

 

 

G

 

Manual Reset

Optional

 

L1 L2 N

Contactor

 

 

1st Stage

Cutout

 

 

Fuse

 

 

Contactor

 

 

 

 

 

 

 

2nd Stage

 

 

 

 

 

 

 

Optional

 

 

 

 

 

 

 

Air Flow

Auto Reset

 

 

 

 

 

Switch

Thermal Cutout

 

 

 

 

 

 

 

 

 

 

L1

L2 N

 

 

 

 

 

 

 

G

 

 

 

 

 

 

Optional

 

PUR

OR

BRN

BLK

WHT

 

Door

 

Disconnect

 

 

 

 

 

 

 

 

 

 

 

 

 

Switch

24V Input from

115 or 277V

Controller

Output to Motor

FAN-POWERED UNITS - ELECTRONIC OR DDC/UCM - HEATER TERMINALS - TYPICAL OF THREE PHASE VOLTAGES

Contactor 1st Stage

THREE

 

PHASE

STAGES

LINE

1

VOLTAGES

 

2082

480

HEATER

 

CONTACTORS

Contactor

Magnetic Contactors (MAGN)

Mercury Contactors (MERC)

2nd Stage

 

Notes:

FACTORY INSTALLED

1.FIELD INSTALLED OPTIONAL

2.Actual heater wiring diagrams are supplied with each unit (2-stage shown).

3.Load carrying P.E. Switches or Contactors are supplied depending upon amp drawn.

4.Auto Reset Thermal Cutout and Manual Reset Cutout are provided as standard.

5.Heater Line Fuses, Airflow Switch, and Door Interlocking Disconnect are optional.

 

Line Voltage

L1 L2 L3 N - 208,480,600

 

(See Nameplate)

L1 L2 L3

N

 

 

 

 

 

 

 

G

 

 

TB4

 

 

 

 

 

 

 

 

L1

L2

L3

N

Manual Reset

Optional

 

 

 

 

 

 

 

 

 

 

 

 

Cutout

Fuse

 

 

 

 

 

 

 

Optional

 

Auto Reset

Air Flow

 

Thermal Cutout

Switch

L1 L2 L3 N

G

PUR

OR

BRN

BK

WH

Optional

 

 

 

 

 

 

 

 

 

 

Door

 

 

 

 

 

Disconnect

 

 

 

 

 

Switch

24V Input from

115 or 277V

 

Controller

 

Output to Motor

 

VAV-SVN01E-EN

49

Page 49
Image 49
Trane Trane, VAV-SVN01E-EN manual Fan-Powered Units Electronic or DDC/UCM

VAV-SVN01E-EN, Trane specifications

The Trane VAV-SVN01E-EN is an advanced variable air volume (VAV) system designed to optimize indoor air quality and energy efficiency in commercial buildings. This system is part of Trane’s commitment to offering reliable, innovative HVAC solutions that meet the demands of modern architectural designs and energy standards.

One of the main features of the VAV-SVN01E-EN is its ability to control air flow based on occupancy and environmental conditions. This ensures that energy is used efficiently, as airflow can be adjusted to match real-time needs, rather than operating at a constant rate. The integration of intelligent sensors allows the system to adapt dynamically, leading to both reduced energy consumption and improved comfort for building occupants.

The technology behind the VAV-SVN01E-EN includes advanced digital controls and integration capabilities. These controls enable the system to communicate seamlessly with building management systems (BMS), allowing for centralized monitoring and management. This interconnected approach not only enhances operational efficiency but also enables predictive maintenance, helping facility managers identify and address potential issues before they become problematic.

Energy efficiency is further enhanced through the use of VAV technology, which reduces the amount of conditioned air delivered when spaces are unoccupied or when less cooling or heating is required. This tailored approach contributes to lower energy costs and supports sustainability initiatives by decreasing the overall carbon footprint of the building.

Key characteristics of the Trane VAV-SVN01E-EN include its compact design, which facilitates easy installation in existing spaces without significant modifications. The unit is also designed for low sound levels, ensuring that it operates quietly, contributing to a more pleasant indoor environment. Moreover, the VAV system is engineered to be reliable and durable, with rigorous testing and high-quality components ensuring long-term performance.

In summary, the Trane VAV-SVN01E-EN stands out in the field of HVAC solutions, bringing together advanced technology, energy efficiency, and user comfort. Its features are tailored for modern building requirements, making it a preferred choice for facility managers aiming to enhance indoor air quality while reducing operational costs.