POWER CONTROL WITH OVERCURRENT FAULT PROTECTION
16Pages

POWER CONTROL SOLID STATE RELAYS, AND POWER CONTROLLERS

Thanks to forty years of experience, Gefran is the world leader in the design and production of solutions for measuring, controlling, and driving industrial production processes. We have branches in 14 countries and a network of over 80 worldwide distributors. For 40 years, Gefran has been designing and producing technologically advanced actuators and solid state relays to control resistive/inductive loads and infrared lamps used in modern temperature control systems. Our knowledge of the market transforms your needs into practical, high-quality answers. QUALITY AND TECHNOLOGY Gefran...

HEAT TREATMENT GF_eXpress Configuration kit for Gefran instruments by means of PC (Windows environment). Lets you read or write all of the parameters of a single instrument via serial connection. - A single software for all models - Easy configuration - Copy/paste, save recipe, trend functions - Rapid configuration of instruments - Saving and management of parameter recipes - On-line trend - Recovery of factory settings - Custom linearization - On-line user manual - Easy programming with custom messages - Easy graphics programming with setpoint programmers

IR SOLUTION Halogen - 2500°C Short Wave - 2200°C Fast Response Medium Wave 1600°C Carbon - 1200°C Carbon - 950°C Medium Wave 900°C IDEAL SOLUTIONS FOR IR LAMP APPLICATIONS Gefran introduces its GFX4-IR, a new 4-zone PID power controller for infrared lamps, transformers, and inductive loads. The GFX4-IR is extremely compact, saving you space and wiring time. GFX4-IR runs full and continuous diagnostics of process current, temperature, and voltage. Specific SOFT-START algorithms greatly extend average lamp life. For high-density multi-zone applications, available models IR 24 and IR 12 that...

SOLID STATE RELAYS, AND POWER CONTROLLERS GTF-Xtra - GFW-Xtra GTF is the new line of GEFRAN power controllers, designed to control all types of industrial electric heaters, for currents up to 250 Amperes. Versatility, plus easy and guided configuration with GEFRAN user friendly software make the device ideal for all power control applications. - Xtra series models include an exclusive function that completely protects the controllers against short circuits of the load. - Longer load life thanks to Soft Start and current limit control. - Process accuracy and reliability via voltage, current,...

Power Controller PHOTOVOLTAIC, PLASTIC, FURNACES, WOOD, GLASS, PAPER, FOOD Solid State Relay PLASTICS, PACKAGING Solid State PLASTICS, PACKAGING, FURNACES

SOLID STATE RELAYS, AND POWER CONTROLLERS ZERO CROSSING ZERO CROSSING "BURST FIRING" HALF SINGLE CYCLE, PHASE ANGLE, FEEDBACK Modbus™ Memo* GFW-Xtra (Patented]

GUIDE TO SELECTION BY FUNCTION GT Nominal rated current ( A) Integrated heat-sink with DIN bar attachment INTEGRATED HEAT-SINK LOAD TYPE Heating elements with low thermal coefficient SOLID STATE RELAY GD Nominal rated voltage ( Vac) Medium-wave IR lamps Short-wave IR lamps Heating elements with high thermal coefficient: (Kanthal, Super Kanthal, Silicon Carbide) Single-phase Transformers INPUT CONTROL Analog, potentiometer Modbus RTU serial Fieldbus FIRING MODE Zero crossing, ON/OFF (ZC) Rapid Zero crossing “Burst firing” (BF) Optimized rapid Zero crossing (HSC) Phase angle (PA) Delay...

SOLID STATE RELAYS, AND POWER CONTROLLERS SOLID STATE CONTACTOR GTS

GUIDE TO SELECTION BY FUNCTION SERIE Nominal rated voltage ( Vac) Nominal rated current ( A) Integrated heat-sink with DIN bar attachment Heating elements with low thermal coefficient INTEGRATED HEAT-SINK Heating elements with high thermal coefficient: (Kanthal, Super Kanthal, silicon carbide) Single-phase Transformers LOAD TYPE Three-phase Transformers INPUT CONTROL Digital ON/OFF Vac Digital PWM Analog 0-10V, 4-20mA Analog, potentiometer GFX-M/S/E-1 Zero crossing, ON/OFF (ZC) FIRING MODE Rapid zero crossing “Burst firing” (BF) Optimized rapid Zero crossing (HSC) Delay triggering (DT) Soft...

SOLID STATE RELAYS, AND POWER CONTROLLERS POWER CONTROLLERS GTF-XTRA

GUIDE TO SELECTION BY CONNECTION / LOAD TYPE Wiring Load Typology SINGLE PHASE TRANSFORMER BI-PHASE (Closed Delta/ star without neutral) THREE-PHASE - OPEN DELTA SINGLE PHASE HEATING ELEMENTS WITH LOW THERMAL COEFFICIENT Wire resistance 1x 1x Infrared Long wave 1x 1x HEATING ELEMENTS WITH HIGH THERMAL COEFFICIENT Infrared Lamps Medium Wave Infrared Lamps Short Wave Kanthal, Super Kanthal heaters Silicon Carbide heaters HEATING ELEMENTS WITH LOW THERMAL COEFFICIENT Wire resistance Infrared Long wave HEATING ELEMENTS WITH HIGH THERMAL COEFFICIENT Infrared Lamps Medium Wave Infrared Lamps...

Firing Mode suggested Function suggested Nominal Current Dimensioning (*) Soft Start Current Limit Feedback (I) Feedback (V) Feedback (P) SOLID STATE RELAYS, AND POWER CONTROLLERS P= total max power I= current value to select the size of the product pw= power % provided to the load I=P/Vline I=P/Vline I=P/Vline I=P/Vline I= 1,2 (P+10%)/ Vline I= 1,2 (P+10%)/ Vline I= 1,2 (P+10%)/ Vline I= 1,2 (P+10%)/ Vline I= 1,2 (P+10%)/ Vline I= 1,2 (P+10%)/ Vline I= P/ (√3 Vline) I= P/ (√3 Vline) I= P/ (3 Vline) I= P/ (3 Vline) I= P/ (3 Vline) I= P/ (3 Vline) I= P/ (√3 Vline) I= P/ (√3 Vline) I= P/ (√3...

GUIDE TO SELECTION BY CONNECTION / LOAD TYPE Wiring Load Typology SINGLE PHASE TRANSFORMER BI-PHASE (Closed Delta/ star without neutral) THREE-PHASE - OPEN DELTA SINGLE PHASE HEATING ELEMENTS WITH LOW THERMAL COEFFICIENT Wire resistance 1M Infrared Long wave 1M HEATING ELEMENTS WITH HIGH THERMAL COEFFICIENT Infrared Lamps Medium Wave 1M Infrared Lamps Short Wave 1M Kanthal, Super Kanthal heaters 1M Silicon Carbide heaters 1M HEATING ELEMENTS WITH LOW THERMAL COEFFICIENT Wire resistance 1M Infrared Long wave 1M HEATING ELEMENTS WITH HIGH THERMAL COEFFICIENT Infrared Lamps Medium Wave 1M...

pw = power % provided to the load I=P/Vline I=P/Vline I=P/Vline I=P/Vline P= total max power I= current value to select the size of the product Nominal Current Dimensioning (*) Current Limit Function suggested Soft Start Firing Mode suggested SOLID STATE RELAYS, AND POWER CONTROLLERS I= 1,2 (P+10%)/ Vline I= 1,2 (P+10%)/ Vline I= 1,2 (P+10%)/ Vline I= 1,2 (P+10%)/ Vline I= P/ (3 Vline) I= P/ (3 Vline) I= P/ (3 Vline) I= P/ (3 Vline) I= P/ (√3 Vline) I= P/ (√3 Vline) I= P/ (√3 Vline) I= P/ (√3 Vline) I= P/ (√3 Vline) I= P/ (√3 Vline) n.a. I= P/ (√3 Vline) n.a. n.a. n.a. x x x (*) It is...