® POWER SYSTEMS, INC. Owner’s Manual GTS “HS” Type Automatic Transfer Switch Models: 004635-3 (200 Amp, 250 Volts) and 004678-2 (100 Amp, 250Volts) This manual should remain with the unit.
IMPORTANT SAFETY INSTRUCTIONS ! ! SAVE THESE INSTRUCTIONS! Read the following information carefully before attempting to install, operate or service this equipment. Also read the instructions and information on tags, decals, and labels that may be affixed to the transfer switch. Replace any decal or label that is no longer legible.
Table of Contents • Remove all jewelry (such as rings, watches, bracelets, etc.) before working on this equipment. • If work must be done on this equipment while standing on metal or concrete, place insulative mats over a dry wood platform. Work on this equipment only while standing on such insulative mats. • Never work on this equipment while physically or mentally fatigued. • Keep the transfer switch enclosure door closed and bolted at all times.
Section 1 — General Information Generac GTS “HS” Type Transfer Switch 1.1 INTRODUCTION This manual has been prepared especially for the purpose of familiarizing personnel with the design, application, installation, operation and servicing of the applicable equipment. Read the manual carefully and comply with all instructions. This will help to prevent accidents or damage to equipment that might otherwise be caused by carelessness, incorrect application, or improper procedures.
Section 2 — Installation Generac GTS “HS” Type Transfer Switch 2.1 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 circuit. Connecting any auxiliary contact (if needed) Testing functions. 2.2 2.4.1 2-POLE MECHANISM These switches (Figure 2.
Section 3 — Operation Generac GTS “HS” Type Transfer Switch Connect power source load conductors to clearly marked transfer mechanism terminal lugs as follows 1. Connect UTILITY (NORMAL) power source cables to switch terminals N1, N2. 2. Connect EMERGENCY (STANDBY) source power cables to transfer switch terminals E1, E2. 3. Connect customer LOAD leads to switch terminals T1, T2.
Section 3 — Operation Generac GTS “HS” Type Transfer Switch Figure 3.1 — Actuating Transfer Switch Attach handle to actuating shaft. NOTE: Return handle to storage position in enclosure when finished with manual transfer. Move handle UP for the NORMAL position. Move handle DOWN for the EMERGENCY (standby) position. ◆ 3.2.2 CLOSE TO EMERGENCY SOURCE SIDE DANGER Before proceeding, verify the position of the switch by observing the position of the manual operation handle in Figure 3.1.
Section 3 — Operation Generac GTS “HS” Type Transfer Switch DANGER PROCEED WITH CAUTION. GENERATOR OUTPUT VOLTAGE IS NOW BEING DELIVERED TO TRANSFER SWITCH TERMINALS. CONTACT WITH LIVE TERMINALS RESULTS IN EXTREMELY DANGEROUS AND POSSIBLY FATAL ELECTRICAL SHOCK. 7. With an accurate AC voltmeter and frequency meter, check the no-load, voltage and frequency. Single-phase generator supply: Measure across ATS terminal lugs E1 to E2. Also check E1 to NEUTRAL and E2 to NEUTRAL. a. b. c. d. Frequency ...........
Section 4 — Notes Generac GTS “HS” Type Transfer Switch Generac® Power Systems, Inc.
Section 4 — Notes Generac GTS “HS” Type Transfer Switch 8 Generac® Power Systems, Inc.
Section 4 — Notes Generac GTS “HS” Type Transfer Switch Generac® Power Systems, Inc.
10 Generac® Power Systems, Inc. KNOCKOUT SUITABLE FOR 1", 1-1/2" AND 2" CONDUIT SIZE 3 PLACES 179.5mm[7.07"] 508.5mm[20.02"] 377mm[14.84"] Ø6.3mm[Ø0.25"] 294mm[11.57"] 45mm[1.77"] 420mm[16.54"] 41.5mm[1.63"] Section 5 — Installation Diagram Generac GTS “HS” Type Transfer Switch Drawing No.
TRANSFER SWITCH SWITCH TYPE, SPST ELECTRICAL RATINGS, 2A @ 250Vac MIN. - OPEN SWITCH TO TEST - REMOTE TEST SWITCH (OPTIONAL) UTILITY 1 UTILITY 2 LOAD 1 CUSTOMER LOAD T2 E2 E1 T1 N2 N1 UTILITY SUPPLY 194 23 NEUTRAL LUG POWER LEADS AND TRANSFER SWITCH LEADS MUST BE RUN IN TWO DIFFERENT CONDUITS.
Section 6 — Electrical Data Generac GTS “HS” Type Transfer Switch Electrical Schematic - Drawing No. 0E6093-A TR F1 1 126 N1A 7 UTILITY 1 N1 E1 TB1 E1 B N1A A NO NC NC N2A ATS NO XB1 XA1 COM E2 COM VR1 VR2 C1 C2 N2A F3 A T1A B 205 6 TB3 F4 TR 9 LOAD 1 T1 T2A LOAD 2 T2 TB4 E2 F2 N2A UTILITY 2 N2 TB2 NB 23 23 TB6 194 TB5 B TR 194 00 * - NOT USED WITH PREPACKAGED STANDBY GENERATORS A TB7 NOTE: ALL CONTACTS SHOWN WITH TRANSFER SWITCH IN UTILITY POSITION.
Section 6 — Electrical Data Generac GTS “HS” Type Transfer Switch Electrical Schematic - Drawing No.
14 Generac® Power Systems, Inc. 8 9 6 SWITCH RATING 120/240 0A9517 (GROUND LUG ASSEMBLY) DETAIL A-A GENERAC POWER SYSTEMS, INC. WAUKESHA, WI. #079844 OR #075595 0R #083494 ALL TERMINALS LUGS ARE SUITABLE FOR COPPER OR ALUMINUM WIRE OF AT LEAST 75˚ C RATING MAXIMUM VOLTS MAXIMUM AMPS ENCLOSURE 7 15 23 26 19 22 3 DETAIL B-B ***** **** 10 21 16 13 11 13 14 (POWER TERMINAL LUG ASSEMBLY) NOTE: TORQUE ITEM #3 TO 24-30 IN.
Section 7 — Exploded Views and Parts List Generac GTS “HS” Type Transfer Switch 100A Transfer Switch Assembly – Drawing No. 0E8403$-B ITEM PART NO.
120/240 MODEL NUMBER SERIAL NUMBER SYSTEM VOLTAGE 16 Generac® Power Systems, Inc.
Section 7 — Exploded Views and Parts List Generac GTS “HS” Type Transfer Switch 200A Transfer Switch Assembly – Drawing No. 0E5782$-E ITEM PART NO.
Section 8 — Warranty Generac GTS “HS” Type Transfer Switch GENERAC POWER SYSTEMS STANDARD TWO-YEAR LIMITED WARRANTY FOR GENERAC TRANSFER SWITCH SYSTEMS NOTE: ALL UNITS MUST HAVE A START-UP INSPECTION PERFORMED BY AN AUTHORIZED GENERAC DEALER. For a period of 2 (two) years from the date of sale/start date, Generac Power Systems, Inc.
