® POWER SYSTEMS, INC. Owner’s Manual GTS “W” Type Automatic Transfer Switch 200 Amp, 250 Volts Model Nos. 004635-1 004635-2 This manual should remain with the unit.
Important Safety 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 • Because jewelry conducts electricity, wearing it may cause dangerous electrical shock. 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.
Section 1 — General Information Generac GTS “W” 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 “W” 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 utility and generator power source leads. Connecting the load leads. Connecting the generator sensing leads. Connecting any auxiliary contact (if needed) Installing/connecting any options and accessories. Testing functions. 2.2 2.4.
Section 2 — Installation Generac GTS “W” Type Transfer Switch Solderless, screw-type terminal lugs are standard. 2.5 The conductor size range is as follows: Switch Rating 200A Wire Range #4-400 MCM 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.
Section 3 — Operation Generac GTS “W” Type Transfer Switch 3.1 FUNCTIONAL TESTS AND ADJUSTMENTS Following transfer switch installation and interconnection, inspect the entire installation carefully. A competent, qualified electrician should inspect it. The installation should comply strictly with all applicable codes, standards, and regulations. When absolutely certain the installation is proper and correct, complete a functional test of the system.
Section 3 — Operation Generac GTS “W” Type Transfer Switch Figure 3.1 — Actuating Transfer Switch 3. When certain that UTILITY supply voltage is correct and compatible with transfer switch ratings, turn OFF the UTILITY supply to the transfer switch. 4. On the generator panel, set the AUTO-OFFMANUAL switch to MANUAL position. The generator should crank and start. 5. Let the generator stabilize and warm up at noload for at least five minutes. 6.
Section 3 — Operation Generac GTS “W” Type Transfer Switch • ! Failure to do so may result in damage to certain rotary equipment. 8. Set the generator’s main circuit breaker (CB1) to its OFF or OPEN position. 9. Set the Auto/Off/Manual switch to the OFF position to shut down the generator. NOTE: Do NOT proceed until generator AC output voltage and frequency are correct and within stated limits.
Section 4 — Mounting Dimensions Generac GTS “W” Type Transfer Switch 8 Generac® Power Systems, Inc. Note: Diameter of Mounting holes (A) is 6.35 MM Values are in Millimeters 180 612 A A 430 514 A A 490 Mounting Dimensions – 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 LOAD 2 NEUTRAL LUG POWER LEADS AND TRANSFER SWITCH LEADS MUST BE RUN IN TWO DIFFERENT CONDUITS. NOTE: NOTE: IF THERE ARE NO MATCHING TERMINAL CONNECTIONS FOR LOAD 1 (T1) AND LOAD 2 (T2) IN THE GENERATOR CONTROL PANEL DO NOT CONNECT THESE WIRES, FAILURE OF THE CONTROL BOARD WILL OCCUR IF CONNECTED.
Section 5 — Electrical Data Generac GTS “W” Type Transfer Switch 200 Amp, 2-pole Switch – Drawing No.
Section 5 — Electrical Data Generac GTS “W” Type Transfer Switch 200 Amp, 2-pole Switch – Drawing No. 0D3819-A N2A N2A N1A N1A N1 N2 E1 E2 T1 T2 GTS N1A T2 T1 B2 B1 A2 A1 N2A E2 N2A 205 N2A E1 126 N1A TR N1A 126 205 A 7 B 9 N2A N1A 1 3 194 23 205 E1 23 194 N1A N2A N1A N2A N1A 23 194 F1 F2 N1 N2 23 194 194 23 UTILITY 2 UTILITY 1 TS Generac® Power Systems, Inc.
Section 5 — Electrical Data Generac GTS “W” Type Transfer Switch 200 Amp, 3-pole Switch – Drawing No.
Section 5 — Electrical Data Generac GTS “W” Type Transfer Switch 200 Amp, 3-pole Switch – Drawing No. 0D3818-A N2A N2A N1B N3 N1B N1 N2 N3 E1 E2 E3 T1 T2 T3 GTS N2A T2 T1 B2 B1 A2 A1 N1B N3 E2 N2A 205 N2A E1 126 N1B TR N1B 126 N2A 205 A 7 1 B 9 6 3 194 23 205 E1 23 N1B N1B 194 N3 N3 N1A N1B N2A 2 1 8 7 N3 N2A PM 3 4 5 F1 F2 23 N2A 194 6 N1B N1 N2A N2 N3 N1B N2A 194 23 UTILITY 2 TS UTILITY 1 N2A Generac® Power Systems, Inc.
14 Generac® Power Systems, Inc. 0C8884-LS 0D4545 0C7907H-S 0C7907H-S 16 35 6 20 6 30 HANDLE P/N 063321 SUPPLIED W/SWITCH 27 22 17 14 23 12 31 32 28 29 14 23 0D3587 Replace with UL listed fuse of same type and rating 600 Volt, 5 amp.
Section 6 — Exploded Views and Parts List Generac GTS “W” Type Transfer Switch 200 A, 2Pole Switch Assembly – Drawing No. 0E2868$-D ITEM PART NO.
0C8885-LS 0A9949-S 16 Generac® Power Systems, Inc. A9949 S A9949-S 0D4545 C7907D S C7907D-S 16 35 6 20 6 23 27 22 17 14 31 32 38 40 30 (GROUND LUG ASSEMBLY) DETAIL A-A HANDLE P/N 063321 SUPPLIED W/SWITCH 12 39 14 15 19 0663321-S 063 3211- 9 24 43 Replace with UL listed fuse of same type and rating 600 Volt, 5 amp. 0D3587 7 WAUKESHA, WI.
Section 6 — Exploded Views and Parts List Generac GTS “W” Type Transfer Switch 200 A, 3-pole Switch Assembly – Drawing No. 0E4312$-F ITEM PART NO.
Section 7 — Warranty Generac GTS “W” 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 two (2) years or two thousand (2,000) hours of operation from the date of sale, which ever occurs first, Generac Power Systems, Inc.
