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Automatic Transfer Switch
Owner’s Manual
ATS Service Entrance
HS Type Transfer Switch
Models: 005036-0, 100 Amp, 250 Volts
and 004945-1, 200 Amp, 250 Volts
This manual should remain with the unit.
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IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS - This manual contains important instructions that should be followed during installation and maintenance of the generator and batteries. 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
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Table of Contents � Competent, qualified personnel should install, Safety Rules .........................................Inside Front Cover operate and service this equipment. Adhere strictly Section 1 — General Information ...................................2 to local, state and national electrical and building 1.1 Introduction.............................................................2 codes. When using this equipment, comply with 1.2 Equipment Description ................................
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Section 1 — General Information ATS “HS” Type Transfer Switch Figure 1.1 — Typical ATS Transfer Mechanism 1.1 INTRODUCTION This manual has been prepared especially for the UTILITY LUGS purpose of familiarizing personnel with the design, application, installation, operation and servicing of UTILITY the applicable equipment. Read the manual carefully CLOSING and comply with all instructions. This will help to COIL prevent accidents or damage to equipment that might otherwise be caused by ca
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Section 2 — Installation GTS “HS” Type Transfer Switch When requesting information or ordering parts for this 2.3 MOUNTING equipment, make sure to include all information from Mounting dimensions for the transfer switch enclo- the DATA DECAL. sure are in this manual. Enclosures are typically wall-mounted. See “Installation Diagram”, Section 5. Record the Model and Serial numbers in the space provided below for future reference. MODEL # Handle transfer switches carefully when install- ing
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Section 3 — Operation ATS “HS” Type Transfer Switch Conductor sizes must be adequate to handle the NOTE: maximum current to which they will be subjected to, When this ATS is used with an air-cooled genera- based on the 75°C column of tables, charts, etc. used tor, the LOAD 1 and LOAD 2 wires are not used. to size conductors. The installation must comply fully with all applicable codes, standards and regulations. 3.1 FUNCTIONAL TESTS AND Before connecting wiring cables to terminals, remove a
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Section 3 — Operation ATS “HS” Type Transfer Switch Figure 3.1 — Actuating Transfer Switch Attach handle to the moveable contact carrier arm. NOTE: Return handle to storage position in enclosure when finished with manual transfer. Move handle UP for the NORMAL (UTILITY) position. Move handle DOWN for the STANDBY (EMERGENCY) position. � Manual operation handle in the DOWN posi- 3.2.2 CLOSE TO EMERGENCY SOURCE SIDE tion - LOAD terminals (T1, T2) are connected to Before proceeding, verify the
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Section 3 — Operation ATS “HS” Type Transfer Switch NOTE: 3.3 VOLTAGE CHECKS 1. Turn ON the UTILITY power supply to the trans- Do NOT proceed until generator AC output volt- fer switch using the service disconnect circuit age and frequency are correct and within stated breaker. limits. If the no-load voltage is correct but no-load frequency is incorrect, the engine governed speed DANGER may require adjustment. If no-load frequency is correct but voltage is not, the voltage regulator PROC
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Section 4 — Installation Diagram ATS “HS” Type Transfer Switch Drawing No. 0F0016-B 271mm[10.67"] 26.5mm[1.04"] 0A6599tv MOUNTING HOLES 0A6599tv Ø6.3mm[Ø0.25"] 561mm[22.09" 597mm[23.50"] PADLOCK (CUSTOMER SUPPLIED) LOCATION 0A 34mm[1.34"] 179.5mm[7.07"] KNOCKOUT SUITABLE FOR 3/4" & 1" CONDUIT SIZE KNOCKOUT SUITABLE FOR 1", 1-1/4", 1-1/2" CONDUIT SIZE KNOCKOUT SUITABLE 3 PLACES FOR 1", 1-1/4", 1-1/2" CONDUIT SIZE 324mm[12.76"] 7
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Section 5 — Electrical Data ATS “HS” Type Transfer Switch Transfer Switch Interconnections - Drawing No. 0F0017-A 8 IF ATS IS USED AS SERVICE ENTRANCE DEVICE A BONDING JUMPER WILL NEED TO BE INSTALLED SIZED TO MEET NATIONAL & LOCAL CODES. UTILITY METER SOCKET SERVICE DISCONNECT ATS T2 NOTE: INSTALLATION TO BE DONE BY A E1 LICENSED ELECTRICIAN AND MUST MEET ALL NATIONAL, STATE AND LOCAL ELECTRICAL CODES. GROUND BAR 22 33 FROM ALTERNATOR STATOR 11 44 E1 E2 GROUND BAR DISCONNECT BONDING CONNECTI
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Section 5 — Electrical Data ATS “HS” Type Transfer Switch Transfer Switch Interconnections - Drawing No. 0F0017-A IF ATS IS USED AS SERVICE ENTRANCE DEVICE A BONDING JUMPER WILL NEED TO BE INSTALLED SIZED TO MEET NATIONAL & LOCAL CODES. UTILITY METER SOCKET SERVICE DISCONNECT ATS INSULATED SPLICING CONNECTOR OR (NEW WIRES CAN BE PULLED FROM ATS & PANELBOARD). E2 T2 NOTE: INSTALLATION TO BE DONE BY A E1 LICENSED ELECTRICIAN AND MUST MEET ALL NATIONAL, STATE AND LOCAL ELECTRICAL CODES. 22 33 FRO
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Section 5 — Electrical Data ATS “HS” Type Transfer Switch Wiring Diagram/Schematic - Drawing No. 0F0015-A 10
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Section 5 — Electrical Data ATS “HS” Type Transfer Switch Wiring Diagram/Schematic - Drawing No. 0F0015-A 11
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! 48850-E 30A, 600V D2806-S 63378-T 63378-T Section 6 — Exploded Views and Parts List ATS “HS” Type Transfer Switch 100A Transfer Switch Assembly – Drawing No. 0F0466$-D 63378-T 63378-T 63378-T 63378-T WAUKESHA, WI. GENERAC POWER SYSTEMS, INC. OR ALUUMINUM WIRE OF AT LEAST 75° c RATING ALL TERMINALS LUGS ARE SUITABLE FOR COPPER #0C1026 OR #0D8440 0R #0E0117 OR #0E5241A SWITCH IS FOR USE WITH CONTROL PANEL ASSEMBLY MAXIMUM VOLTS - 240 RATING SWITCH MAXIMUM AMPS - 100 MODEL NUMBER SERIAL NUMBER SY
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Section 6 — Exploded Views and Parts List ATS “HS” Type Transfer Switch 100A Transfer Switch Assembly – Drawing No. 0F0466$-D ITEM PART NO. QTY. DESCRIPTION 1 0C2237 1 TRANSFER SW-HSB 100A 2P 250V 2 0E7886H 1 CB 0100A 2P 240V S BQ2 LB 3 0E7890 1 BRKT CB MTG BACK 4 0E9906 1 BRACKET, DISCONNECT SWITCH 100A 5 063378 8 HOLDER, CABLE TIE 6 0D3728 1 SWITCH TOG SPST 15A @ 125V 7 0E9999 1 DECAL SERVICE DISCONNECT SWITCH 8 049813 4 NUT HEX M6 X 1.0 G8 YEL CHR 9 0E6523 1 GROUND BAR (5)4-14 AWG CO
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63378-T 63378-T WAUKESHA, WI. GENERAC POWER SYSTEMS, INC. OR ALUUMINUM WIRE OF AT LEAST 75° c RATING ALL TERMINALS LUGS ARE SUITABLE FOR COPPER #0C1026 OR #0D8440 0R #0E0117 OR #0E5241A SWITCH IS FOR USE WITH CONTROL PANEL ASSEMBLY MAXIMUM VOLTS - 240 RATING SWITCH MAXIMUM AMPS - 200 MODEL NUMBER SERIAL NUMBER 120/240 SYSTEM VOLTAGE TRANSFER SYSTEM DATA 0C4449A-RS D2806-E 30A, 600V Section 6 — Exploded Views and Parts List ATS “HS” Type Transfer Switch 200A Transfer Switch Assembly – Drawing No.
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Section 6 — Exploded Views and Parts List ATS “HS” Type Transfer Switch 200A Transfer Switch Assembly – Drawing No. 0E9801$-F ITEM PART NO. QTY. DESCRIPTION 1 0D9618 1 TRANSFER SW-HSB 200A 2P 250V 2 0E3628 1 CIRCUIT BREAKER 0200A 2P 120/240V S QN 3 0E3664 1 BASE QN CIRCUIT BREAKER 4 0E3553 2 BUSBAR 200A HSB XFER SW 5 0E3375 4 LUG SLDLSS 250-#6 AL/CU 6 0F1252 4 SCREW BHSC 1/4-20 X 3/8 7 036656 2 SCREW SHC 1/4-20 X 1 G8.8 NZ 8 022127 2 NUT HEX 1/4-20 STEEL 9 0E6523 1 GROUND BAR (5)4-14 AW
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Section 7 — Notes ATS “HS” Type Transfer Switch ® 16 Generac Power Systems, Inc.
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Section 7 — Notes ATS “HS” Type Transfer Switch ® Generac Power Systems, Inc. 17
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Section 8 — Warranty ATS “HS” Type Transfer Switch GENERAC POWER SYSTEMS, INC. WARRANTY/SERVICE Generac Power Systems, Inc. will warrant that from the date of purchase, our transfer switch will be free from defects in material and workmanship for the items and periods set forth in the warranty statement found in the owners manual of the Generac Power Systems Inc. generator that this transfer switch will be utilized with. Any equipment that the purchaser/owner claims to be defective must be ex
