Power Substation Relay and Breaker Panel
Wall-mount cabinet integrating protective relays (8536), circuit breakers (8536), and fuses (8535) for >1,000V grid protection in utility substations. HTS 8537.20.00.40 applies to such high-voltage control bases.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as individual control apparatus
Separate 8535/8536 items without panel assembly classify individually.
If sub-1,000V distribution voltage
Voltage threshold governs; low-voltage substations use different subheading.
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Import Tips & Compliance
• IEC 61850 compliance docs needed for digital relay integration
• Specify arc flash ratings and short-circuit withstand capacity
Related Products under HTS 8537.20.00.40
Medium Voltage Numerical Control Console
Desk-style control panel with PLCs, relays, and metering for voltages >1,000V, used in industrial numerical control of heavy machinery. Covered by 8537.20.00.40 for numerical control apparatus exceeding 1,000V.
High-Voltage Generator Control Desk
Operator console with synchronized switches, voltage regulators, and protective devices from 8535/8536 for controlling generators over 1,000V. Qualifies under 8537.20.00.40 as equipped control desk for high voltage.
MV Industrial Electrical Distribution Cabinet
Metal-clad cabinet combining feeder breakers, metering panels, and relays for factory medium voltage (>1,000V) power distribution. 8537.20.00.40 covers these 'other' high-voltage bases.
High-Voltage Automation Control Panel
Programmable panel with SCADA interface, contactors, and overload relays for >1,000V industrial process automation. Fits 8537.20.00.40 as numerical control apparatus.
Utility Transformer Control Cabinet
Outdoor-rated enclosure with tap changers, Buchholz relays, and circuit protection for >1,000V transformers. 8537.20.00.40 for high-voltage control bases.
High-Voltage Pump Station Control Board
Wall panel integrating soft starters, VFD bypass switches, and protection for >1,000V water pumping stations. Classified 8537.20.00.40 as electric control base.