Wiring

Diagrams

Figure 23 – Fan-Powered Control Boxes

Fan-powered Control Box

with Electronic or DDC Controls

LINE VOLTAGE

OR FROM HEATER TERMINAL

 

 

 

 

 

 

 

GREEN

}

 

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

 

GROUND

L1

5.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SCREW

 

 

 

 

 

 

TRANSFORMER

 

 

 

 

 

 

 

}

Y

24V

 

 

DISCONNECT

BK

W

TO VAV

BL

BK

 

 

SWITCH

 

 

CONTROLLER

BR

 

 

 

 

 

 

 

2.

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BK

 

W

 

 

 

 

BK

 

 

 

 

 

BK

 

 

 

 

MOTOR

2

 

4

 

 

 

 

 

 

 

 

 

BK

 

 

 

 

 

 

 

 

 

 

 

 

 

RELAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BR

 

 

 

 

 

FUSE

 

 

 

 

 

1

24V

3

 

 

4.

 

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

W

 

 

 

 

 

 

 

 

 

 

W

 

 

 

 

TERMINAL

 

 

 

 

MOTOR

 

 

 

 

 

 

 

 

 

SPEED

 

 

 

 

BLOCK

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROL

 

 

 

 

 

 

 

 

 

 

 

 

-COM

BK

 

 

 

 

 

 

 

 

 

W

 

 

 

 

 

 

 

Fan-powered Control Box

 

with Pneumatic Controls

LINE VOLTAGE

Duct Pressure Switch Option

OR FROM HEATER TERMINAL

 

 

 

 

 

GREEN

}

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

GROUND

 

L1

5.

 

 

 

 

 

SCREW

 

 

 

 

6.

TRANSFORMER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

24V

 

 

DISCONNECT

BK

W

 

BK

 

 

SWITCH

 

 

 

 

 

 

C

 

 

 

 

 

2.

 

 

 

 

 

 

 

 

 

 

NC

 

 

 

 

 

 

BK

W

 

 

 

 

 

 

 

 

 

DUCT PRESSURE

 

BK

 

 

 

 

 

BK

 

 

 

 

 

 

 

 

 

SWITCH

 

MOTOR

2

 

4

 

 

 

 

 

 

 

BK

 

 

 

 

 

 

 

 

 

 

 

RELAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BR

 

 

 

 

 

FUSE

 

 

 

1

 

3

 

 

 

4.

 

 

 

24V

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

W

 

 

 

 

 

 

 

 

 

W

 

 

 

TERMINAL

 

 

 

 

 

MOTOR

 

 

 

 

 

 

 

 

SPEED

 

 

 

BLOCK

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTROL

 

 

 

 

 

 

 

 

 

-COM

BK

 

 

 

 

 

 

 

 

W

 

 

 

 

 

 

 

 

 

FAN CONTROL BOX

 

 

 

FAN CONTROL BOX

 

W BK

 

 

 

W BK

BR

BR

BR

 

 

BR

CAPACITOR

MOTOR

CAPACITOR

MOTOR

3.

FAN

3.

 

 

FAN

 

 

 

 

WARNING

Fan-powered Control Box

LINE VOLTAGE

 

with Pneumatic Controls

OR FROM HEATER TERMINAL

HAZARDOUS VOLTAGE!

 

 

 

 

 

 

}

 

DISCONNECT, LOCK OUT AND TAG

 

 

 

 

 

GREEN

 

ALL ELECTRIC POWER INCLUDING

DUCT PRESSURE MAIN CONTROL

 

 

GROUND

 

L1

N

5.

REMOTE DISCONNECTS BEFORE

 

 

 

SERVICING.

6.

 

 

 

 

SCREW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DISCHARGE MOTOR START/RUN

 

 

 

 

 

 

 

 

 

 

CAPACITORS BEFORE SERVICING.

 

 

 

 

 

 

 

 

 

 

FAILURE TO DISCONNECT POWER

 

 

 

 

 

DISCONNECT

BK

W

 

NO

 

NO

 

SWITCH

BEFORE SERVICING CAN CAUSE

BK

 

 

 

 

 

 

 

 

 

 

 

 

SEVERE PERSONAL INJURY OR DEATH.

 

C

 

C

 

 

 

 

 

2.

 

CAUTION

 

BK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NC

 

NC

 

 

 

BK

 

W

USE COPPER CONDUCTORS ONLY!

P.E. SWITCH-1

P.E. SWITCH-2

 

 

 

 

 

 

UNIT TERMINALS ARE NOT DESIGNED

 

 

 

 

 

BK

 

 

BK

 

 

 

 

 

 

TO ACCEPT OTHER TYPES OF

 

 

 

 

 

 

 

 

 

BK

CONDUCTORS.

 

 

 

 

NO

 

 

 

 

 

 

 

 

 

 

 

 

 

FAILURE TO DO SO MAY CAUSE

 

 

 

 

6.

BK

 

 

 

FUSE

DAMAGE TO THE EQUIPMENT.

 

 

 

 

 

C

 

 

 

4.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NC

 

 

 

 

 

 

 

 

 

 

 

P.E. SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

W

NOTES:

 

 

 

 

 

 

 

 

 

W

 

 

 

 

 

 

 

 

 

 

 

1.

FACTORY INSTALLED

 

 

 

 

 

 

 

 

 

 

 

BY OTHERS

 

 

 

 

TERMINAL

 

 

 

MOTOR

 

OPTIONAL OR ALTERNATE CIRCUITRY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SPEED

 

 

 

 

 

 

BLOCK

 

 

 

CONTROL

2.

DISCONNECT SWITCH, FUSE, & SCR ARE LOCATED

 

 

 

 

 

 

 

 

 

COM-

BK

 

 

 

 

 

 

EXTERNAL TO CONTROL BOX.

 

 

 

 

 

 

 

 

3.

CAPACITOR IS INSTALLED ON FAN HOUSING.

 

 

 

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.

FUSE IS OPTIONAL.

 

 

 

W

BK

 

 

FAN CONTROL BOX

 

 

 

 

 

 

 

 

 

 

5. DETERMINED BY MOTOR VOLTAGE ON ORDER.

BR

 

 

BR

 

MOTOR

VOLTAGE FOUND ON UNIT NAMEPLATE.

CAPACITOR

 

 

 

 

FAN

3.

6.FOR SERIES FAN POWERED TERMINAL UNITS ONLY.

VAV-SVN01E-EN

51

Page 51
Image 51
Trane Trane, VAV-SVN01E-EN manual Fan-Powered Control Boxes

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.