The 5DP9-5091-11 is a Joslyn Clark 5DP Series Definite Purpose Contactor, specifically a 3-pole contactor with 2 normally open (NO) and 1 normally closed (NC) contacts, rated for 120 VAC coil operation. It is designed for DC adjustable speed drive circuits using SCR (silicon-controlled rectifier) switch

• Manufacturer: Joslyn Clark
• Series: 5DP Definite Purpose Contactors
• Part Number: 5DP9-5091-11
• Type: Contactor (SCR Drive Contactor)
• Poles: 3 (2 NO / 1 NC)
• Coil Voltage: 120 VAC

Electrical Ratings

• Operating Voltage Range: 12–600 VAC/VDC (depending on coil selection)
• Current Capacity: Up to 700 A (depending on configuration)
• Certifications: UL and CSA approved
• Compact Design: Saves panel space for mounting.
• Dynamic Brake Contact: Built-in NC dynamic brake power contact for inserting a brake resistor when de-energized.
• Permanent Magnet Blowouts: NO contacts equipped with blowouts to safely interrupt current under abnormal conditions (e.g., SCR failure).
• Durability: Long-lasting, maintenance-free contacts.