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HomeMy WebLinkAboutGenerac Smart Transfer Switches Set-Up Manuali Automatic Transfer Switches ST.LUCIE COUNTY PLAN REVIEW BLDG: DATE: ELE DATE: PLUMB: DATE: MECH: DATE: Description GENERAC® FILE Copy Service and non -Service rated Automatic Smart Transfer Switches 100 - 400 Amps, Single Phase C UL us LISTED 'CUL only applies to non -service rated switches General; Automatic Transfer Switches are designed for use with single phase generators that utilize an Evolution'" or Nexus'" Controller, The 100, 200, and 400 amp open transition switches are available in single phase in both service equipment rated and non -service equipment rated configurations. The 150 and 300 amp open transition switches are only available in a service rated equipment configuration. Standard Features Service rated (RXSW) Generac Automatic Transfer Switches are housed in an aluminum NEMA/UL Type 3R enclosure', with electrostatically applied and baked powder paint. The Heavy Duty GeneracContactor is a.UL recognized device, designed for years of service. The controller at the generator handles all the timing, sensing, exercising functions, and transfer commands. All switches are covered by a 5 year limited warranty. " Non -service rated (RXSC) switches are housed in a steel enclosure. DPM Technology Through the use of digital power technology (DPM), these switches have the capability to manage up to 4 individual HVAC (24 VAC controlled) loads with no additional hardware. When used in tandem with Smart Management Modules, up to 8 more loads can be managed as well, providing the most installation efficient power management options available. ISO 000,: zoos GENERAC` 100-400 Amps, Single Phase - Automatic Smart Transfer Switches Functions All liming and sensing functions originate in the generator controller Utilityvoltage drop -out .............................. .......... ...... ..................... .............................. .......... ........................... ..................................... ......... ................ ........... ....... <00� Timer to generator start .................................................................................................. 10 second factory set, adjustable between 2-1500 seconds by a qualified dealer' Enginewarm up delay................................................................................................................................................................................................................. 5 seconds Standbyvoltage sensor.................................................................................................................................................................................................. 65% for 5 seconds Utilityvoltage pickup.........................................................................................................................................................................................................................>80% Re -transfer time delay............................................................................................................................................................................................................... 15 seconds Enginecool -down timer........................................................................................................................................................................................................... 60 seconds Exerciser.............................................................................................................................................................5 or 12 minutes adjustable weekly/Bi-weekly/Monthly.. The transfer switch can be operated manually without power applied, 'When used in conjunction with units utilizing Evolution'" controls "Adjustable via the. controller Specifications "i MW"! �1 NJ T' Model RXSC100A3 RXSW100A3 RXSW150A3 RXSC20OA3 RXSW200A3 RXSW30OA3 RXSC400Ai t'AXSW400A3 Amps 100 100 150 200 200 300 400 400. Voltage 120/240,lo 120/240, 1e 120/240, to 120/240, to 120/240, 10 120/240, 10 120/240.1e - 120/240, Ae Load Transition Type (Automatic) Open Transition Open Transition Service Rated Open Transition Service Rated Open Transition Open Transition Service Rated Open Transition Service Rated Open Transition _ - Open Transition . Service Rated Enclosure Type NEMAJUL 311 NEMA/(1L 3R NEMA/UL 3R NEMA/UL 311 NEMAAIL 3R NEMA/UL 313 NEMA/UL 3R... NEMANL 3R UL Rating UL/CUL UL I UL UL/CUL UL UL UL/CUL. - 1a1 UL Withstand Rating (Amps) 10,000 10,000 22,000 10,goa 22,000 22,000 22,000 ,22,000 Lug Range 1/0 - #14 250 MCM - #6 600 MCM - #4 or 1/0 - 250 MCM- 1, Dimensions Model RXSC100A3 RXSW100A3 RXSW150A3 RXSC200A3 RXSW200A3 RXSW300A3 RXSC400A3 RXSW400A3 Helghl H1 17.24/437.9 17.24/437.9 26.75/679.4 17.241437.9 26.75/679.4 42.91/1089.9 31.251793.8 42.91/1089.9 (in hnm) 112 20/508 20/508 30/762 20/508 30R62 48/1219.2 .36/914.4 481219,2 Width Wt 12.5/317.5 i 12.5/317.5 10.5R66.7 12.5/317.5 10.5/266.7 16.69/423.9 19.181487.2 16.69/423.9 (InJmmJ W2 14.6/370.8 14.6/370.8 13.5/342.9 14.070.8 13.5/342.9 21.021554.2 241609.6 21.82/554.2 Depth (InJmm) 7.09/160.1 7.091180.1 6.3/160.1 7.09/180.1 6.37160.1 10,06/255.5 10.06/255.5110.06/255.5 Weight glisJldlos) 2019.07 22.5/1021 39/17.69 20/9.07 39/17.69 140/63.5 133A30.33 140/63.5 GENERAC Generac Power Systems, Inc. - S45 W29290 HWY.. 59, Waukesha, WI 53189 - generac.com —�— 02017 Gene2n Power Systems, Inc. Alinghls reserved. An specilkatiws tire subject to changs without notice. BuOedn 10000013459-A 04/24/17 GENERAC Manual For Automatic Transfer Switch 100 - 200 Amp, Service Entrance ! Non -Service Entrance Model Number RXSW100A3 RXSC100A3 RXSW150A3 RXSW200A3 RXSC200A3 SERIAL NUMBER: DATE PURCHASED: WWW.GENERAC.COM 888-436-3722 WVE T fR MANUA Table of Contents Section 1: Safety Voltage Checks..................................................16 Introduction .......................................................... 1 Utility Voltage Checks...............................................16 Safety Rules.........................................................1 Generator Voltage Checks........................................16 Generator Tests Under Load ............................16 Safety Symbols and Meanings ...........................I ElectricalHazards................................................2 GeneralHazards..................................................3 Section 2: General Information Unpacking............................................................5 Equipment Description.......................................5 Transfer Switch Mechanism........................................5 Utility Service Circuit Breaker (if equipped) .................6 Transfer Switch Data Decal................................6 Transfer Switch Enclosure.................................6 Safe Use of Transfer Switch...............................6 LoadManagement Options.................................6 Smart A/C Module (SACM).........................................6 Smart Management Module (SMM) ............................7 Application Considerations..........................................7 Section 3: Installation Introduction to Installation.................................9 Mounting...............................................................9 OpenEnclosure...................................................9 Connecting Power Source and Generator PowerSupply...............................................10 Connecting Start Circuit Wires ......................... I i Connecting SACM.............................................11 Control of Air Conditioner Load.................................11 Auxiliary Contact...............................................13 FaultCurrent Label............................................13 Section 4: Operation Functional Tests and Adjustments ..................15 ManualOperation..............................................15 Close to Utility Source Side.......................................15 Close to Generator Source Side...............................16 Return to Utility Source Side.....................................16 Checking Automatic Operation ........................17 InstallationSummary ........................................17 Shutting Generator Down While Under Load .17 Shutting Generator Down To Perform Maintenance................................................18 Testing The SACM.............................................18 SACMFuse Service...........................................18 Testing The SMM...............................................18 Section 5: Drawings and Diagrams Installation Drawings........................................19 No. OG6832-A: 100A SE 8 non-SE/150-200A non-SE.............................................................19 No.10000012171-A: 150/200A SE ............................20 Interconnection Drawings................................21 No. 10000009574 (Part 1 of 2)—Liquid-Coaled Generator.........................................................21 No. 10000009574 (Part 2 of 2)—Liquid-Cooled Generator.........................................................22 No. 10000009620, SE and non -SE Rated ATS (1 of 2)—Air-Cooled Generator ........................23 No.10000009620, SE and non -SE Rated ATS (2 of 2)—Air-Cooled Generator ........................24 Automatic Transfer Switch Owner's Manual Installation Section 3: Installation Introduction to Installation This equipment has been wired and tested at the factory. Installing the switch includes the following procedures: • Mounting the enclosure. • Connecting power source and load leads. • Connecting the generator start and sensing circuit. • Connecting any auxiliary contact (if needed). • Testing functions. Mounting Mounting dimensions for the transfer switch enclosure are in this manual. Enclosures are typically wall - mounted. See Drawings and Diagrams. asma Equipment malfunction. Installing a dirty or damaged transfer switch will cause equipment malfunction and will result in death or serious injury. (000119) This transfer switch is mounted in a UL type 311 enclosure. It can be mounted outside or inside and should be based on the layout of installation, convenience and proximity to the utility supply and load center. WE Install the transfer switch as close as possible to the electrical loads that are to be connected to it. Mount the switch vertically to a rigid supporting structure. To prevent switch distortion, level all mounting points. If necessary, use washers behind mounting holes to level the unit. Open Enclosure See Figure 3-1. First, remove outer cover (A): 1. Remove thumb screw (B). 2. Slide slot (C) over retention tab. 3. Lower cover until dear of top flange (D), and pull away from enclosure. Remove inner panel (E): 4. Loosen nut(F). 5. Grasp inner panel at two cutouts (G—left and right). Tilt inner panel as shown, passing nut through t-slot (H) in inner panel. B. Lower inner panel until clear of two retention slots (J—left and right sides), and pull away from enclosure. y Figure 3-1. Open Enclosure 11 004397 Automatic Transfer Switch Owner's Manual 9 Installation Connecting Power Source and Generator Power Supply Electrocution. Turn utility and emergency power supplies to OFF before connecting power source and load lines. Failure to do so will result in death or serious injury. (000116) Installation and interconnection diagrams are provided in this manual. NOTE: All installations must comply with national, state and local codes. It is the responsibility of the installer to perform an Installation that will pass the final electrical inspection. 1. Connect utility supply at the utility service disconnect circuit breaker terminals N1 and N2. 2. Connect utility neutral and ground to the Load Center Neutral and Ground terminals. Neutral and Ground terminals on the Load Center are bonded to each other with a jumper wire. 3. Connect loads to the Integrated Load Center with customer -supplied circuit breakers. 4. See Figure 2-1 and Figure 3-2. Connect generator to the generator terminals (El and E2) on the transfer mechanism. 5. Connect the generator neutral wire to the top neutral lug or side lugs on the panelboard. B. Connect neutral conductors to Ithe lugs and terminals along the neutral/ground bars in the panelboard section of the transfer swtch. 7. Connect a maximum 200A subpanel supply to lower T1 and T2 connections of &position Load Center Terminals. Connect subpanel Neutral and Ground to subpanel Neutral and Ground bars. B. Connect grounding electrode conductors to the neutral / ground terminal bars in the panelboard portion of the switch. i NOTE: A Neutral to Ground bonding wire (A) is provided for use If required by local codes. Conductor sizes must be adequate to handle the maximum current to which they will be subjected, based on the 75°C column of tables, charts, etc. used to size conductors. The installation must comply fully with all applicable codes, standards and regulations. Knockouts into the transfer switch can be made in the field as needed for entry of power cables and conduit. Conduit entry shall maintain the proper wire bending spaces required by Tables 312.6 (A) and (B) in the NEC. Conduits should be arranged to provide separation between the Utility and Generator supply conductors inside the enclosure. ' For transfer switches installed in .wet locations, power cables or, conduits entering above the level of uninsulated live parts shall use fittings listed for use in wet locations as required by 312.2 in the NEC. NOTE: If aluminum conductors are used, apply corrosion inhibitor to conductors. After tightening terminal lugs, carefully wipe away any excess corrosion inhibitor. 004398 Figure 3-2. Wiring Connections Tighten terminal lugs to the torque values as noted on the decal located on the inside of the door. After tightening terminal lugs, carefully wipe away any excess corrosion inhibitor. 114 Equipment damage. Verify all conductors are tightened to the factory specified torque value. Failure to do so could result in damage to the switch base. (000120) 10 Automatic Transfer Switch Owner's Manual Installation Connecting Start Circuit Wires Control system interconnections consist of N1, N2, and T1, and leads 23, 0,'and 194 (see Figure 3-3). The generator control wiring is a Class 1 signaling circuit. Reference instruction manual of specific engine generator for wiring connection details. Screw heads are straight bladed and cross -bladed, and should be tightened to 3.5 in -lb (0.4 Nm). Recommended wire gauge sizes depend on wire length as specified in the following chart: Consult factory if you are operating more than one transfer switch and SACK Recommended Wire. Size Maximum Wire Length (Onetransferswitch and load shed module) No. 18AWG 1-115 ft (1-35 m) No. 16 AWG 116-185 ft (36-56 m) No. 14 AWG 186-295 It (57-89 m) No. 12 AWG 296-460 ft (90-140 m) Exception: Conductors of AC and DC circuits, rated 1000 volts nominal, or less, shall be permitted to occupy the same equipment, cable, or conduit. All conductors shall have an insulation rating equal to at least the maximum circuit voltage applied to any conductor within the equipment, cable, or conduit. See NEC 300.3(C)(1). Connecting SACM See Figure 3-3. The SACM can control an air conditioner (24 VAC) directly. Control of Air Conditioner Load 1. Route the thermostat cable (from the furnace/ thermostat to the outdoor air conditioner unit) to the transfer switch. 2. Connect the wire to the terminal strip terminals (A/C 1) on the SACM as shown in Figure 3-3. These are normally closed contacts which open upon load shed conditions. Route thermostat wire away from high voltage wires. 3. If required,, connect additional air conditioners to the terminal strip terminals (A/C 2-4). Contact Ratings AIC 1-4 24 VAC, 1.0 Amp Max NOTE: These instructions are for a typical air conditioner installation. Control of certain heat pumps and 2-stage air conditioners may require special connections or the use of SMMs to control the loads. Automatic Transfer Switch Owner's Manual 11 Installation A A Thermostat 1 B Air Conditioner 1 B AM C C AM2 AA:A� 4G4 AIC rjAum Thermostat 2 D Air Conditioner 2 D Thermostat 3 F 1 N1 Air Conditioner 3 E 2 G n Thermostat 4 F G ® ® m 0 a so�outo 19 H Air Conditioner 4 ® 23 • ° • T1 (fused) Battery Charge rrrrurro�a, Me&& w • NZ N7 TI N7 (fused) Utility Sense N2 (fused) Utility Sense 0 0 o Ground 194 + 12 VDC 23 Transfer Control J 004435 240 VAC, 6.3A Fuses Figure 3-3. Typical SACM Connections 12 Automatic Transfer Switch Owner's Manual Installation Auxiliary Contact See Figure 3-4. If desired, there is one normally -closed Auxiliary Contact (A) on the transfer switch to operate customer accessories, remote advisory lights, or remote annunciator devices. A suitable power source must be connected to the common terminal. If needed, an extra auxiliary contact can be added. 1626 Figure 3-4. Auxiliary Contact The auxiliary contact is normally closed when the transfer switch is in utility mode. The contacts will open when the transfer switch is in the standby power mode. NOTE: Auxiliary Contact is rated 10 amps at 125 or 250 volts AC, and 0.6 amps at 125 volts DC. Equipment damage. Exceeding rated voltage and current will damage the auxiliary contacts. Verity that voltage and current are within specification before energizing this equipment. (000134a) Fault Current Label See Figure 3-5. A Fault Current Identification Label is provided in the bag containing the unit Owner's Manual and transfer switch manual operating handle. The 2017 NEC requires that the short-circuit current rating of the transfer equipment, based on the type of overcurrent protective device protecting the transfer equipment, be field marked on the exterior of the transfer equipment. For NEC compliance, verify the required short-circuit current rating of the transfer switch before installation.The completed label provides the local AHJ (Authority Having Jurisdiction) with the information he or she may require during inspection. Apply the label to the exterior of the transfer switch enclosure. Use a pen to fill in the required Information, and then cover the label with the clear protective decal. r'FP11T CURRENARN� rAWILABLffi4t1T CURREMi� r DATE Figure 3-5. Fault Current Label 064496 Automatic Transfer Switch Owner's Manual 13 m 318mm[12.5'I - 27mmC1.06'1 TYPICAL MOUNTING HOLES 06.35mm[OO. KNOCKOUT SUITABLE FOR' 508.4mm[20.0'3 1', 1-1/4. 6 1-1/2' 438mmE17.24'3 CONDUIT SIZE 2-PLACES KNOCKOUT SUITABLE FOR 1-1/4' 6 1-1/2' CONDUIT SIZE 2-PLACES 0 0 34mmC1.3'] TYPICAL 180nn[7.09']� PADLOCK 372mm[14.6'3--------- (CUSTOMER SUPPLIED) LOCATION KNOCKOUT SUITABLE FOR 3/4' 6 1' CON➢UIT SIZE N CD N 0 Ot v � N cd cn a) _O Qj ''�w vJ 0 REVISIEWA- PAGE 1 OF 2 DATEi 2/10/17 GR❑UP G 150/200A SE XFER SWITCH DRAWING #10000012171 10.3'1 sa 71 0 0 0 O O N V s a W O N O O m m a REVISIONCN0005948B DATE, 2/15/17 PAGE 2 [IF 2 GROUP G EXPLODED VIEW, RXS XFER SW INTERCONNECTIONS DRAWING #10000009620 Z O 0 0 a 0 0 0 m m N O m m m 0 a O mm m C a 1 N O -ti N D 0 O O A in. Q CD 0 0 O REVISIONCN0005948B DATE, 2/15/17 PAGE 1 OF 2 GROUP G EXPLODED VIEW, RXS XFER SW INTERCONNECTIONS DRAWING #10000009620 Z O .a 0 0 O O O O t0 N 0 m m m a 0 m z w A a 1 va 0 N a 0 0 0 C a m A m 0 Part No.10000009569 RevA 02/21/17 ©2017 Generac Power Systems, Inc. All rights reserved Specifications are subject to change without notice. No reproduction allowed In any fans without prior written consent from Generac Power Systems, Inc. GENEAAC Generac Power Systems, Inc. S45 W29290 Hwy. 59 Waukesha, W153189 1-888-GENERAC (1-888-436-3722) www.generac.com