The Schneider Electric WATSGB400/4R is a high-current, three-phase manual changeover switch designed for safely transferring electrical loads between two independent power sources. With a rated current of 400A and a 4-pole (3P+N) configuration, it is built for robust performance in critical power distribution systems.
Parameter Specification
Product Series WATSGB (Heavy-Duty Manual Changeover Switch)
Model WATSGB400/4R
Rated Operational Current (Ie) 400 A
Number of Poles 4-Pole (3 Phase + Neutral)
Rated Insulation Voltage (Ui) 1000V AC
Rated Operational Voltage (Ue) 690V AC
Utilization Category AC-33B (Switching resistive and motor loads, including moderate overloads)
Short-Time Withstand Current (Icw) Typically ≥ 15 kA for 1 second (confirm with official datasheet)
Mechanical Life ≥ 10,000 operations
Electrical Life ≥ 5,000 operations at rated current
Control Mechanism Manual rotary handle with clear I-0-II positions (Source 1 - Off - Source 2)
Interlock Positive mechanical interlock to prevent parallel connection of sources
Mounting Panel-mounted or baseplate-mounted
Terminals Front or rear connection for cables or busbars (specific terminal kits may apply)
Standards IEC 60947-1, IEC 60947-3, CCC, CE
Protection Degree (Enclosure) Typically IP20 (when installed in a panel)
Dimensions / Weight Refer to official Schneider Electric datasheet for exact values