RELIANCE 0-51874 SSC Static Sequence Card

Technical SpecificationsModel:0-51874 Brand:RELIANCE Product type:SSC Static Sequence Card Weight:0.54kg Dimension:210mm135mm30mm Operating temperature:0℃ ~ 60℃ Storage temperature:-40℃ ~ +85℃ Relative humidity:5%~85%,non-condensing Certification:CE

System compatibility0-51874 is RELIANCE SSC rack plug-in static sequence logic board. It is designed for Reliance MaxPak Plus series spindle DC drive rack,cooperates with USAB summing amplifier board and CGSA gate summing board. It handles drive startup,shutdown and protection interlock sequential logic. Commonly used for maintenance and spare replacement of old industrial spindle DC drive equipment.

Function0-51874 is dedicated SSC static sequence logic PCB for RELIANCE MaxPak Plus DC drive system. Receive digital status signals including enable command,thermal alarm,overcurrent interlock and ready feedback. Execute preset static sequence logic to control drive power-up,ramp enable and fault shutdown order. Onboard DIP switches and jumpers for logic function configuration. Multiple LED indicators to display each sequence step and fault state. Output interlock signals to cut off SCR trigger pulses under abnormal protection conditions.

InstallationPower off the whole drive cabinet and cut main power supply. Insert 0-51874 SSC board into drive rack slot and lock retaining screw. Connect gold finger backplane connector for internal signal exchange. Separate low-level logic signal wiring from high-power pulse cables. Power on system,set DIP switch and jumper configuration according to application requirement. Verify the full startup and fault shutdown sequence.

InterfaceBackplane edge connector,digital status input,interlock logic output,auxiliary power terminal,shield grounding terminal,multi-channel status LED indicators,onboard DIP switch and jumper bank.

FeatureRELIANCE 0-51874 rack mount SSC static sequence card. Discrete digital logic circuit for sequential operation and safety interlock. Onboard DIP switches and jumpers for flexible logic configuration. Gold plated edge connector for reliable rack signal transmission. Multi LED visual indication for each running sequence and fault state. Industrial PCB design for long continuous running in harsh factory environment. Discontinued obsolete board,supply only for old Reliance MaxPak Plus DC drive system spare replacement. Suitable for metallurgy,paper-making production line spindle DC drive renovation and maintenance.

DiagnosticDrive cannot complete startup sequence:DIP switch misconfiguration or logic component aging; Sequence stops midway:missing status feedback signal; Fault LED lit:interlock protection triggered; No interlock cut-off output:logic gate circuit failure; Intermittent sequence reset:backplane pin oxidation and poor contact.

Product BriefRELIANCE 0-51874 is SSC static sequence card. It implements startup,shutdown and safety interlock sequential logic for Reliance MaxPak Plus legacy spindle DC drive,ensuring orderly and safe drive operation,widely used as spare part for legacy DC drive equipment maintenance.

Disclaimer:All parameters are for reference only and not the basis of quotation. Goods are scarce,overseas delivery lead time 3-7 working days. It is only used for equipment maintenance and retrofit.