SPX Cooling Technologies 1000, 1200 specifications Basin Heater

Page 23

Marley / Sigma 1000/1200 CoolingTower / Specifications: Options

23

 

Specifications

 

Specification Value

 

Basin Heater:

 

 

10.2

Add the following paragraph in the

 

■The basin heater components described at left represent our rec-

 

Cold Water Basin section: Provide

 

ommendation for a reliable automatic system for the prevention

 

a system of electric immersion heat-

 

of basin freezing. They are shipped separately for installation at

 

ers and controls for each cell of the

 

the jobsite.

 

tower to prevent freezing of water in

 

If aggressive operating conditions are anticipated, change “galva-

 

the collection basin during periods of

 

 

shutdown. The system shall consist

 

nized” in paragraph 10.2 to “Series 300 SS”.

 

of one or more stainless steel elec-

 

The ambient air temperature that you fill in should be the lowest

 

tric immersion heaters installed in a

 

 

galvanized steel heat shield provided

 

1% level of winter temperature prevalent at site.

 

in the floor of the basin. A NEMA

 

Ask for Marley drawing 92-3627.

 

4 enclosure shall house a magnetic

 

 

contactor to energize heaters; a trans-

 

 

 

former to provide 24 volt control circuit

 

 

 

power; and a solid state circuit board

 

 

 

for temperature and low water cutoff.

 

 

 

A control probe shall be located in the

 

 

 

basin to monitor water level and tem-

 

 

 

perature. The system shall be capable

 

 

 

of maintaining 40°F water temperature

 

 

 

at an ambient air temperature of __ °F.

 

 

 

Wiring of the heaters and controls shall

 

 

 

be the responsibility of the purchaser.

 

 

 

Fan Motor Variable Speed Drive:

 

 

 

Marley All Weather ACH550 System

 

■ Marley VFD drive systems are designed to combine absolute

6.4

 

 

temperature control with ideal energy management. The cool-

Add the following paragraph in the

 

ing tower user selects a cold water temperature and the drive

 

Mechanical Equipment section when

 

system will vary the fan speed to maintain that temperature.

 

VFD is used with customers Building

 

Precise temperature control is accomplished with far less stress

 

Management System: A complete

 

to the mechanical equipment components. The improved energy

 

UL listed Variable Speed Drive system

 

management provides fast payback. Indeed, many utilities offer

 

in a NEMA 1 indoor, NEMA 12 indoor

 

generous rebates for users having installed VFD drives.

 

or NEMA 3R outdoor enclosure shall

 

 

 

be provided. The VFD shall use PWM

 

 

 

technology with IGBT switching and

 

 

 

integrated bypass design. VFD out put

 

 

 

switching shall not cause mechanical

 

 

 

issues with gearbox teeth or drive shafts.

 

 

 

The VFD shall catch a fan spinning in

 

 

 

the reverse direction without tripping.

 

 

 

The panel shall include a main discon-

 

 

 

nect with short circuit protection and

 

 

 

external operating handle, lockable in the

 

 

 

off position for safety. The VFD system

 

 

 

shall receive a speed reference signal

 

 

 

from the Building Management System

 

 

 

monitoring the tower fluid temperature.

 

 

 

As an option to receiving the speed

 

 

 

reference signal from a building manage-

 

 

 

ment system, the drive must have the

 

 

 

capability to receive a 4-20 ma tempera-

 

 

 

ture signal from an RTD transmitter. The

 

 

 

VFD shall have an internal PI regulator

 

 

 

 

 

➠

Page 22 Page 24
Image 23
Page 22 Page 24
Contents Marley Sigma 1000/1200 Cooling Tower Marley / Sigma 1000/1200 CoolingTower / Table of Contents Marley / Sigma 1000/1200 CoolingTower Height Maximum Static Model Endwall ElevationTower WidthPlan Dimensions ModelMarley / Sigma 1000 CoolingTower / Engineering Data Support Operating Weigt lb Model Flat Basin SectionWidth Length Height Maximum Static Model Endwall HElevationEndwall Elevation G Dimensions Model Per CellMarley / Sigma 1200 CoolingTower / Engineering Data Support Operating Weight lb Model Single Cell Each Cell Add Variable Speed Control Two-Speed MotorsSound Control System CleanlinessEnclosures Base Marley / Sigma 1000/1200 CoolingTower / Specifications BaseAlty on the manufacturer Thermal PerformanceUnder no circumstances should you allow the manufacturer to Wood ConstructionIndicated below and following Fan guard normally precludes the need for stainless steel Fan Deck and Fan CylinderEven in aggressive water conditions, the heavy construction Steel Mechanical EquipmentUnitized support normally precludes the need for stainless Fill, Louvers and Drift Eliminators Casing AccessHot Water Distribution System Scope of Work Cold Water Collection BasinSpecifications Specification Value Basin Heater Marley Premium VFD System Vibration Limit Switch Ladder Extension Convenience and Safety Options StairwayLadder Safety Cage Plenum WalkwayHot Water Basin Covers Oil Level Sight GlassMiscellaneous Options Wood Cold Water Basin Redwood ComponentsLow Noise Tower Watertight Partitions Between Cells Fire Safety OptionsPage Page West 129 Street Overland PARK, Kansas 66213 United States
Related manuals
Manual 12 pages 20.61 Kb

1000, 1200 specifications

SPX Cooling Technologies, a prominent player in the cooling solutions market, is known for its cutting-edge designs and innovations in the field of cooling systems. Among its notable offerings are the SPX Cooling Technologies 1200 and 1000 series, which are engineered to meet the demands of various industrial applications.

The SPX Cooling Technologies 1200 series is renowned for its efficiency and robust construction. One of its main features is its modular design, allowing for easy installation and maintenance. This series is equipped with advanced cooling technology, enhancing energy efficiency while minimizing operating costs. The 1200 series utilizes a counterflow design, promoting improved heat exchange and a more direct airflow pattern. This results in higher thermal performance and reduced energy consumption, making it an ideal choice for operations that prioritize sustainability and cost-effectiveness.

On the other hand, the SPX Cooling Technologies 1000 series is tailored for versatility and reliability. This series boasts a design that accommodates a range of capacities and configurations, making it suitable for diverse applications, including HVAC, industrial processes, and power generation. One of the standout characteristics of the 1000 series is its handling of large thermal loads with minimal pressure drop, which ensures optimal performance in challenging conditions. Its corrosion-resistant materials enhance durability, making it resilient in harsh environments.

Both series incorporate advanced fan technology, which is designed to maximize airflow while minimizing noise levels. The fans are individually controllable, allowing for precise adjustments to meet specific cooling demands. Furthermore, these cooling towers are designed with user-friendly accessibility, simplifying maintenance and inspection processes, thereby reducing downtime.

SPX Cooling Technologies also places a significant emphasis on innovation. Both the 1200 and 1000 series are built with predictive maintenance capabilities, leveraging IoT technologies to monitor performance metrics in real time. This proactive approach enables facility managers to anticipate maintenance needs and address issues before they escalate into costly failures.

In summary, the SPX Cooling Technologies 1200 and 1000 series represent a substantial advancement in cooling technology, providing efficient, reliable, and modular solutions for various industrial applications. Their design, efficiency, and advanced features position them as leaders in the market, responding to the evolving needs of industries worldwide.
Top Page Image Contents