Q32-481-200-BV0 Modular SCR, Modular SCR Q32-481-200-BV0 Watlow Viet Nam, Watlow Đại Lý Việt Nam.
Watlow Vietnam. Nhà cung cấp Anh Nghi Sơn - ANS Viet Nam.
Cung cấp tất cả máy móc, thiết bị của Watlow Vietnam.
Features and Benefits 200KA short circuit current rating (SCCR) • Minimizes damage in the event of a short circuit Modular power controller • Unit base can be fitted with a variety of plug-in transformers and control cards Available in 150 to 1000 ampere ratings • Handles large or small loads Available in solid state contactor, burst firing (zero cross) or phase-angle fired mode • Meets most application requirements Rugged design for 122°F (50°C) ambient operation • Full rating of the power controller can be used in industrial applications Semiconductor fuses and snubber protection included • Protects the SCR from voltage or current surges or spikes Open heater or shorted SCR detector option • Diagnostic capabilities UL® 508 listed and C-UL® up to 1000 amperes • For applications requiring agency approvals
Specifications Operation Modular controller base with plug-in card and transformer • Plug-in control cards Solid state contactor, dc input Burst fire control, fixed or variable time base Phase-angle fire control Phase-angle control with soft start and current limiting • Plug-in transformers (50/60Hz) • 120, 208, 240, 380, 415, 480, 575VAC operation Power bases • 1-phase (Q01), 1 pair of SCRs • 3-phase (Q32), 2 leg control, 2 pair SCRs Resistive load only, burst firing only • 3-phase (Q33), 3 pair hybrid SCRs/diodes Recommended for phase-angle only with balanced load Agency Approvals • UL® 508 and C-UL® listed, 150 to 300A all configurations, File #E73741 • UL® 508 and C-UL® listed, 400 to 1,000A on Q01 and Q32, up to 480VAC Control Card Inputs (CD) Solid state contactor, dc input • On, 4-32VDC; off, 0.5VDC •Built-in noise reduction network (BF) Burst firing control fixed time base • Process input factory set @ 4-20mA DC • Input impedance 250Ω (clip resistor for 5kΩ impedance voltage input), or manual control input • Time base 4 seconds (clip resistor for 1 sec) (BV) Burst firing control, variable time base • Process input factory set @ 4-20mA DC • Input impedance 250Ω (clip resistor for 5kΩ impedance voltage input), or manual control input. Requires an accessory bias and gain card to calibrate for 0-5VDC input (AF) Phase-angle control • Process input factory set @ 4-20mA DC • Input impedance 250Ω (clip resistor for 5kΩ impedance voltage input), or manual control input • Soft start approximately 6 seconds upon power-up, 1 second upon set point change (AL) Phase-angle control with current limit • Process input factory set @ 4-20mA DC • Input impedance 250Ω (clip resistor for 5kΩ impedance voltage input), or manual control input • Soft start approximately 10 seconds upon power-up, 1 to 2 seconds upon set point change • Current transformer included Open Heater/Shorted SCR Detector • Zero cross/burst fire models only • Triac output • 24 to 240VAC, 300mA @ 77°F (25°C), 125mA @ 176°F (80°C) • Energizes on alarm • Holding current 200µA min. • Latching current 5mA typical Outputs • 120 through 575VAC • 1, 2 or 3 pole • 150 to 1000A per pole • SCCR, 200KA with original equipment specified semiconductor fusing
Line Voltage / Power • 50/60Hz ac line frequency, Q32 and Q33 models are 50/60Hz calibration dependent • Voltage: ±10%, 120, 208, 240, 277, 380, 415, 480, 575VAC Line Voltage Compensation • 10% ∆ in line, 2% ∆ in load in the 30 to 70% power region (AF, AL and BV) Power Dissipation (Watts) • 1.5 W/A per controlled leg Isolation • Command signal to load 1250VAC min. Linearity • 2%, 30 to 70% power region (All units except CD) Off-State Leakage Current • 20mA @ 480VAC SCR Protection • Semiconductor fuses provided dv/dt 200V/µsec min. • MOV1 and RC snubber network standard • (Q32) 3rd leg fuse kit may be used, but not required, with 3-phase, 2 leg models Mounting • Heat sink fins must be mounted in vertical orientation Operating Environment • 32 to 122°F (0 to 50°C) • 0 to 90% RH, non-condensing • 2,000 meters altitude Storage Temperature • -40 to 185°F (-40 to 85°C) Options • Manual Control Kit for process input cards (1kΩ potentiometer) #08-5362 • 240VAC and 120VAC cooling fans
Liên hệ: Nguyễn Chí Hải