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®
POWER SYSTEMS, INC.
Owner’s Manual
GTS “W” Type
Automatic
Transfer Switch
200 Amp, 250 Volts
Model 04635-0
This manual should remain with the unit.
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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. DANGER! Connection of a generator to an electrical system normally supplied by an electric utility shall be by means of suitable transfer equipment so as to isolate
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Table of Contents Because jewelry conducts electricity, wearing it Safety Rules..........................................Inside Front Cover may cause dangerous electrical shock. Remove all Section 1 — General Information ..................................2 jewelry (such as rings, watches, bracelets, etc.) 1.1 Introduction ............................................................2 before working on this equipment. 1.2 Equipment Description ............................................2 If w
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Section 1 — General Information Generac GTS “W” Type Transfer Switch When requesting information or ordering parts for this 1.1 INTRODUCTION equipment, make sure to include all information from This manual has been prepared especially for the the DATA DECAL. purpose of familiarizing personnel with the design, application, installation, operation and servicing of Record the Model and Serial numbers in the space the applicable equipment. Read the manual carefully provided below for future referenc
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Section 2 — Installation Generac GTS “W” Type Transfer Switch Wiring diagrams and electrical schematics are 2.1 INTRODUCTION TO INSTALLATION provided in this manual. Power source and load This equipment has been wired and tested at the connections are made at a transfer mechanism, factory. Installing the switch includes the following inside the switch enclosure. procedures: Mounting the enclosure. 2.4.1 2-POLE MECHANISM Connecting power source and load leads. These switches (Figure 2.1) a
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Section 2 — Installation Generac GTS “W” Type Transfer Switch 2.6 AUXILIARY CONTACTS If desired, there are Auxiliary Contacts on the Use a torque wrench to tighten the transfer switch to operate customer accessories, conductors, being sure not to overtighten, or remote advisory lights, or remote annunciator ! damage to the switch base could occur. If devices. A suitable power source must be connected undertightened, a loose connection would to the COMMON (C) terminal. See Figure 2.3. result, cau
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Section 3 — Operation Generac GTS “W” Type Transfer Switch 3.1 FUNCTIONAL TESTS AND 3.2 MANUAL OPERATION ADJUSTMENTS DANGER Following transfer switch installation and interconnection, inspect the entire installation Do NOT manually transfer under load. carefully. A competent, qualified electrician Disconnect transfer switch from all power ! should inspect it. The installation should comply sources by approved means, such as a main strictly with all applicable codes, standards, and circuit breake
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Section 3 — Operation Generac GTS “W” Type Transfer Switch Window “A” OFF, Window “B” ON - LOAD Single-phase utility supply: terminals (T1, T2) are connected to Measure across ATS terminal lugs N1 and N2; N1 EMERGENCY terminals (E1, E2). to NEUTRAL and N2 to NEUTRAL. 3. When certain that UTILITY supply voltage is correct and compatible with transfer switch ratings, turn OFF the UTILITY supply to the Do not use excessive force when operating transfer switch. the transfer switch manually or the m
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Section 3 — Operation Generac GTS “W” Type Transfer Switch 5. When checkout under load is complete, set main 3.4 GENERATOR TESTS UNDER LOAD circuit breaker of the generator to its OFF or 1. Set the generator's main circuit breaker to its OPEN position. OFF or OPEN position. 6. Let the generator run at no-load for several 2. Manually actuate the transfer switch main minutes. Then, shut down by setting the AUTO- contacts to their EMERGENCY (STANDBY) OFF-MANUAL switch to its OFF position. position
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Section 4 — Mounting Dimensions Generac GTS “W” Type Transfer Switch Mounting Dimensions – Drawing No. 0D3714-B ® 8 Generac Power Systems, Inc. 430 A A 490 612 A A 514 180 Values are in Millimeters Note: Diameter of Mounting holes (A) is 6.35 MM
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Section 5 — Electrical Data Generac GTS “W” Type Transfer Switch Transfer Switch Interconnections - Drawing No. 079963-B ® Generac Power Systems, Inc. 9 00 UTILITY SUPPLY NEUTRAL CONNECTION N3, E3 AND T3 NOT USED ON SINGLE PHASE E1 SYSTEMS CB2 E2 TRANSFER SWITCH NEUTRAL E3 LUG N1 N2 N3 B T1 T2 T3 UTILITY 1 UTILITY 2 LOAD 1 LOAD 2 NOTE: 23 POWER LEADS AND TRANSFER SWITCH 194 LEADS MUST BE RUN IN TWO DIFFERENT CONDUITS. REMOTE TEST SWITCH (OPTIONAL) CUSTOMER - OPEN SWITCH TO TEST - LOAD SWITC
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Section 5 — Electrical Data Generac GTS “W” Type Transfer Switch Transfer Switch Interconnections - Drawing No. 074106-A ® 10 Generac Power Systems, Inc. 22 UTILITY 33 SUPPLY NEUTRAL CONNECTION 11 CB1 TRANSFER 44 SWITCH NEUTRAL LUG N1 N2 E1 E2 UTILITY 1 UTILITY 2 T1 T2 LOAD 1 NOTE: POWER LEADS AND TRANSFER SWITCH 194 LEADS MUST BE RUN IN TWO DIFFERENT CONDUITS. REMOTE TEST SWITCH (OPTIONAL) CUSTOMER - OPEN SWITCH TO TEST - LOAD SWITCH TYPE, SPST AC GENERATOR ELECTRICAL RATINGS, CONTROL PANEL 2A
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Section 5 — Electrical Data Generac GTS “W” Type Transfer Switch Wiring Diagram - 200 Amp, 2-pole Switch – Drawing No. 0D3819 ® Generac Power Systems, Inc. 11
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Section 6 — Exploded Views and Parts List Generac GTS “W” Type Transfer Switch Transfer Switch Assembly (2-pole) – Drawing No. 0D4406-E ® 12 Generac Power Systems, Inc.
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Section 6 — Exploded Views and Parts List Generac GTS “W” Type Transfer Switch Transfer Switch Assembly (2-pole) – Drawing No. 0D4406-E ITEM PART NO. QTY. DESCRIPTION 1 0C8884 1 XFER SW-W 200A600V2P 2 0A9949 6 LUG SLDLSS 400-#4X1/4-20 CU7AL 3 0C4896 6 SCREW FHMS M8-1.25 X 20MM CR 4 067989 6 NUT LOCK FL M8-1.25 YEL CHR 5 026902 6 SCREW HHTT #8-32 X 1/4 CZ 6 0C7907H 2 LUG COV2P 150/200AMP 7 022259 1 NUT HEX 5/16-18 STEEL 8 057329 1 LUG SLDLSS 350-#6X13/32 AL/CU 9 022142 1 SCREW HHC 5/16-18 X 3/4 G
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Section 7 — Warranty Generac GTS “W” Type Transfer Switch GENERAC POWER SYSTEMS STANDARD TWO-YEAR LIMITED WARRANTY FOR GENERAC TRANSFER SWITCH SYSTEMS For a period of 2 (two) years from the date of sale, Generac Power Systems, Inc. will, at its option, repair or replace any part(s) which, upon examination, inspection, and testing by Generac Power Systems or a Generac Power Systems Authorized Warranty Service Dealer, is found to be defective under normal use and service, in accordance with the wa
