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Honeywell 6442 Manual To Operations

Honeywell 6442 Manual To Operations

Automatic home standby generators

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Automatic Home Standby Generators
Sizing Guide

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Summary of Contents for Honeywell 6442

  • Page 1 Automatic Home Standby Generators Sizing Guide...
  • Page 2: Safety Information

    Important Notices This booklet is designed to familiarize estimators and installers with proper sizing guidelines for residential and commercial generators. The information is not comprehensive, nor does it replace or supercede any material contained in any of the written documents shipped with the equipment. This booklet should only be used in conjunction with the Owner’s Manual, Installation Manual and other technical documents shipped with each product.
  • Page 3: Table Of Contents

    Table of Contents Table 1 – Motor Load Reference ..............4 Table 2 –...
  • Page 4 Motor load Reference Table 1 AC & Heat Pumps Running Load Starting Load Description Running Amps Amps @ Amps Amps @ LR Amps LR Amps LR Amps LR Amps @ 240V 208V 3Ø @ 240V 480V 3Ø @ 240V 1Ø @ 208V 3Ø...
  • Page 5 Non-Motor load Reference Table 2 Residential Running Load* Amps at Amps at Description 120V 1ø 240V 1ø Electric heat per 1000 ft Heat pump elements per 1000 ft Dryer Hot tub Range oven/Stove top per burner Electric hot water General lighting and receptacles per 1000 ft 24.9 Blow dryer...
  • Page 6 Surge Capability Table 3 Honeywell Generators (Operating at less than 3600 RPM) Rated Output Maximum Surge Capability (Running Amps) Size (kW) 240V 1Ø 208V 3Ø 240V 3Ø 480V 3Ø 240V 1Ø 208V 3Ø 240V 3Ø 480V 3Ø 1088 Honeywell Generators (Operating at 3600 RPM)
  • Page 7 NATURAL GAS INSTALLATION Size Meter for Generator Load Plus ALL Appliances BTU and Check Distance with Pressure Decal Gas Provider Flex Fuel Line Safety Shut-Off with Pressure Port Size gas pipe with Generator Sizing Guide or to local codes. For Underground Installations Verify Piping System for Code Compliance Fuel Pipe Sizing Natural Gas Natural Gas 5"...
  • Page 8 LP VAPOR INSTALLATION Size Tank Large Enough to Provide Required BTU's for Generator and ALL Connected Appliance Loads. Be Sure to Correct for MIWR (See Table 6) Primary Regulator BTU and Per LP Provider Check Distance Pressure Decal with LP Provider Check Distance with Regulator Manufacturer Safety Shut-Off...
  • Page 9: Vapor Withdrawal

    LP VaPor (LPV) TaNk siziNG Vapor Withdrawal Tab Le 6 Tank Capacity Tank Capacity minimum Temp Tank Capacity (btu/hr.) Length Diameter overall Ht. Total (Gal.) useable (Gal.) (inches) (inches) (inches) (°F) 246,240 164,160 82,080 293,760 195,840 97,920 507,600 338,400 169,200 642,600 428,400 214,200...
  • Page 10: Ups - Generator Compatibility

    2 x kVA rating for a filtered system 3 – 5 x kVA rating for an unfiltered system It is recommended you refer to the Honeywell UPS Generator Compatibility sheet (Pg 10) and contact the manufacturer of the UPS system to assist in your installation.
  • Page 11: Typical Generator/Transfer Switch Combinations

    RTG12EZA1H 12 Circuit Pre-wired Transfer Switch RTSV100A3 100 amp Normal Sync Smart Switch RTSG100A3 100 amp Service Rated Smart Switch 6442 RTSG150A3 150 amp Service Rated Smart Switch RTSV200A3 200 amp Normal Smart Switch RTSG200A3 200 amp Service Rated Sync Smart Switch...
  • Page 12 Typical Generator/Transfer Switch Combinations Current Model - Current Switch Description Sync Smart model # 25 kW Liquid-Cooled Generator, 1 phase - Aluminum RTSV100A3 100 amp Normal Sync Smart Switch RTSG100A3 100 amp Service Rated Sync Smart Switch RTSG150A3 150 amp Service Rated Sync Smart Switch HT02524ANAX RTSV200A3 200 amp Normal Sync Smart Switch...
  • Page 13: Nec 700, 701, 702 Comparison

    NeC (700, 701, 702) Comparison Article 700 - Emergency Article 701 - Standby Article 702 - Optional Standby Legally required critical support Scope Legally required life safety Protect property & facilities (fire fighting, health hazards, etc) Equipment Approval For Emergency / (UL2200) For Intended Use / (UL2200) For Intended Use / (UL2200) / Not in 2008 Witness Testing (on-sight)
  • Page 15: Selected Circuit Load Calculator

    2. Consult manual for installation recommendations. 3. Consult local authority having jurisdiction for local requirements. © Generac Power Systems, Inc. All rights reserved. Specifications subject to change without notice. The Honeywell Trademark is used under license from Honeywell International Inc.
  • Page 16 Generator Sizing Instructions: Peak amps = _____________ Peak kW= _____________ Determining Existing Loads/Billing History Method 220.87 NEC 20 There is not a single correct sizing solution. Following are several methods that, when mixed with good judgement, should result in an appropriately sized generator. Remember to consider load growth, seasonality, and effects of starting motors.
  • Page 17: System Capacity - Load Calculator

    Converting VA TO kW (Single-phase applications with 1.0 power factor only) 1 kVA = 1 kW © Generac Power Systems, Inc. All rights reserved. Specifications subject to change without notice. The Honeywell Trademark is used under license from Honeywell International Inc.
  • Page 18 Worksheet — NEC 2011, 220 Part IV Contractor Email Phone Job Name Date Location Voltage (Circle) 240V -1Ø Fuel Elec. Service 100 Amp 200 Amp 400 Amp Other NET SQUARE FOOTAGE Loads (kW) GENERAL LOADS Rating (Load) Factor Loads (VA) (VA ÷...
  • Page 19 2. Consult manual for installation recommendations. 3. Consult local authority having jurisdiction for local requirements. © Generac Power Systems, Inc. All rights reserved. Specifications subject to change without notice. The Honeywell Trademark is used under license from Honeywell International Inc.
  • Page 20 Generator Sizing Instructions: Peak amps = _____________ Peak kW= _____________ Determining Existing Loads/Billing History Method 220.87 NEC 20 There is not a single correct sizing solution. Following are several methods that, when mixed with good judgement, should result in an appropriately sized generator. Remember to consider load growth, seasonality, and effects of starting motors.
  • Page 21 Converting VA TO kW (Single-phase applications with 1.0 power factor only) 1 kVA = 1 kW © Generac Power Systems, Inc. All rights reserved. Specifications subject to change without notice. The Honeywell Trademark is used under license from Honeywell International Inc.
  • Page 22 Worksheet — NEC 2011, 220 Part IV Contractor Email Phone Job Name Date Location Voltage (Circle) 240V -1Ø Fuel Elec. Service 100 Amp 200 Amp 400 Amp Other NET SQUARE FOOTAGE Loads (kW) GENERAL LOADS Rating (Load) Factor Loads (VA) (VA ÷...
  • Page 23 2. Consult manual for installation recommendations. 3. Consult local authority having jurisdiction for local requirements. © Generac Power Systems, Inc. All rights reserved. Specifications subject to change without notice. The Honeywell Trademark is used under license from Honeywell International Inc.
  • Page 24 Generator Sizing Instructions: Peak amps = _____________ Peak kW= _____________ Determining Existing Loads/Billing History Method 220.87 NEC 20 There is not a single correct sizing solution. Following are several methods that, when mixed with good judgement, should result in an appropriately sized generator. Remember to consider load growth, seasonality, and effects of starting motors.
  • Page 25 Converting VA TO kW (Single-phase applications with 1.0 power factor only) 1 kVA = 1 kW © Generac Power Systems, Inc. All rights reserved. Specifications subject to change without notice. The Honeywell Trademark is used under license from Honeywell International Inc.
  • Page 26 Worksheet — NEC 2011, 220 Part IV Contractor Email Phone Job Name Date Location Voltage (Circle) 240V -1Ø Fuel Elec. Service 100 Amp 200 Amp 400 Amp Other NET SQUARE FOOTAGE Loads (kW) GENERAL LOADS Rating (Load) Factor Loads (VA) (VA ÷...
  • Page 27 2. Consult manual for installation recommendations. 3. Consult local authority having jurisdiction for local requirements. © Generac Power Systems, Inc. All rights reserved. Specifications subject to change without notice. The Honeywell Trademark is used under license from Honeywell International Inc.
  • Page 28 Generator Sizing Instructions: Peak amps = _____________ Peak kW= _____________ Determining Existing Loads/Billing History Method 220.87 NEC 20 There is not a single correct sizing solution. Following are several methods that, when mixed with good judgement, should result in an appropriately sized generator. Remember to consider load growth, seasonality, and effects of starting motors.
  • Page 29 Converting VA TO kW (Single-phase applications with 1.0 power factor only) 1 kVA = 1 kW © Generac Power Systems, Inc. All rights reserved. Specifications subject to change without notice. The Honeywell Trademark is used under license from Honeywell International Inc.
  • Page 30 Worksheet — NEC 2011, 220 Part IV Contractor Email Phone Job Name Date Location Voltage (Circle) 240V -1Ø Fuel Elec. Service 100 Amp 200 Amp 400 Amp Other NET SQUARE FOOTAGE Loads (kW) GENERAL LOADS Rating (Load) Factor Loads (VA) (VA ÷...
  • Page 31 Notes...
  • Page 32 Generac Power Systems, Inc. 0194900HWL Revised July 2013 © Generac Power Systems, Inc. All rights reserved. S45 W29290 Hwy. 59 Specifications subject to change without notice. Waukesha, WI 53187 The Honeywell Trademark is used under 1-855-GEN-INFO (436-4636) license from Honeywell International Inc. www.honeywellgenerators.com...

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