The ASCO SERIES 300 Power Transfer Switches are designed for reliable operation in critical power applications. Standard features include robust cable entrance plates, available for 1600 and 2000 ampere models.
ASCO provides comprehensive technical support and service, addressing the most demanding critical power challenges.
 |
ASCO 300 Series G3MGDQ Transfer Switch Wiring Diagrams and Specifications Detailed wiring diagrams, connection schematics, and accessory specifications for ASCO 300 Series manually operated transfer switches (Type G3MGDQ), rated for 1000-3000 Amperes. Includes information on field connections, power poles, optional accessories, and wire run listings. |
 |
ASCO Series 300 Manual Transfer Switch (MTS) Operator's Manual - J-design, 150-600 Amperes Operator's manual for ASCO Series 300 Manual Transfer Switches (MTS), J-design models rated 150 through 600 Amperes. Covers installation, manual operation, testing, and maintenance procedures for safe and effective use. |
 |
ASCO Series 300 Automatic Transfer Switch Wiring Diagrams and Technical Data Comprehensive technical document detailing wiring diagrams, control schematics, physical layout, and operator controls for ASCO Series 300 Automatic Transfer Switches (ATS) with Group 1 Controls, available in 600, 800, 1000, and 1200 Ampere ratings. Includes wire run lists and accessory information. |
 |
ASCO Series 300 ATS Wiring Diagrams and Technical Specifications Detailed wiring diagrams, control features, and physical layout for ASCO Series 300 Automatic Transfer Switches (ATS), 'G' Frame, Group 1 Controls, 1600-3000 Amperes. |
 |
ASCO 300 Series Transfer Switches (E3ATS/E3NTS) 260 & 400 Amperes Outline Outline drawing and dimensional data for ASCO 300 Series E3ATS/E3NTS automatic transfer switches, rated for 260 and 400 amperes, open type. Includes general notes, cabling notes, and mounting dimensions. |
 |
ASCO Series 300 Manual Transfer Switch (MTS) Operator's Manual Operator's manual for the ASCO Series 300 Manual Transfer Switch (MTS), H-design, covering installation, operation, testing, and maintenance. Includes catalog number identification and safety guidelines. |
 |
ASCO Series 300 Dual Purpose Manual Transfer Switch Operator's Manual Operator's manual for the ASCO Series 300 Dual Purpose Manual Transfer Switch with Integrated Quick Connects (MTDQ) & (MGDQ), H design, 800 through 1200 Amperes. Covers installation, operation, testing, and maintenance. |
 |
ASCO Series 300 Automatic Transfer Switch Wiring Diagrams - 600 Amperes Detailed wiring diagrams and technical specifications for the ASCO Series 300 Automatic Transfer Switch, rated for 600 Amperes with Group 1 Controls. Includes control features, circuit schematics, and wire listings. |