Catalog excerpts
POWER CONTROL SOLID STATE RELAYS, AND POWER CONTROLLERS
Open the catalog to page 1Thanks 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 14 branches in 12 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...
Open the catalog to page 2HEAT 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 and saving of historical data - Recovery of factory settings - Custom linearization - On-line user manual - Easy programming with custom messages - Easy graphics programming with setpoint programmers
Open the catalog to page 3IR 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...
Open the catalog to page 4SOLID STATE RELAYS, AND POWER CONTROLLERS GTF is the new line of GEFRAN power controllers, designed to control all types of industrial electric heaters. Versatility, plus easy and guided configuration with GEFRAN user friendly software make the device ideal for all power control applications. GFW is the new modular line of GEFRAN power controllers, designed to control all types of industrial electric heaters with any connection mode (mono-phase, bi-phase and tri-phase). Advanced control functions, feedback algorithms, phase synchronisation, and energy totalisers are the main advantages of...
Open the catalog to page 5Solid State Relay PLASTICS, PACKAGING Power Controller Solid State PHOTOVOLTAIC, PLASTIC, FURNACES, WOOD, GLASS, PAPER, FOOD PLASTICS, PACKAGING, FURNACES
Open the catalog to page 6SOLID STATE RELAYS, AND POWER CONTROLLERS ZERO CROSSING HB ALARM ZERO CROSSING “BURST FIRING” HALF SINGLE CYCLE, PHASE ANGLE, FEEDBACK GFW-Xtra (Patented) GTF-Xtra(Patented) (25...60A)
Open the catalog to page 7GUIDE TO SELECTION BY FUNCTION 480Vac INTEGRATED HEAT-SINK LOAD TYPE Heating elements with low thermal coefficient Nominal rated voltage ( Vac) Nominal rated current ( A) Integrated heat-sink with DIN bar attachment SOLID STATE RELAY GD 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...
Open the catalog to page 8SOLID STATE RELAYS, AND POWER CONTROLLERS SOLID STATE CONTACTOR GTT
Open the catalog to page 9GUIDE 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...
Open the catalog to page 10SOLID STATE RELAYS, AND POWER CONTROLLERS POWER CONTROLLERS GTF-XTRA
Open the catalog to page 11GUIDE TO SELECTION BY CONNECTION / LOAD TYPE Wiring Load Typology 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 SINGLE PHASE TRANSFORMER HEATING ELEMENTS WITH LOW THERMAL COEFFICIENT Wire resistance 2x 2x Infrared Long wave 2x 2x HEATING ELEMENTS WITH HIGH THERMAL COEFFICIENT Infrared Lamps Medium Wave Infrared Lamps Short Wave Kanthal, Super Kanthal heaters Silicon Carbide...
Open the catalog to page 12SOLID 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 Nominal Current Dimensioning (*) (**) Function suggested Firing Mode suggested Soft Start Current Limit Feedback (I) 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 Vline) I= P/ (3...
Open the catalog to page 13GUIDE TO SELECTION BY CONNECTION / LOAD TYPE Wiring Load Typology BI-PHASE (Closed Delta/ star without neutral) THREE-PHASE - OPEN DELTA HEATING ELEMENTS WITH LOW THERMAL COEFFICIENT Wire resistance 1M 2S Infrared Long wave SINGLE PHASE TRANSFORMER 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...
Open the catalog to page 14SOLID STATE RELAYS, AND POWER CONTROLLERS Current Limit Nominal Current Dimensioning (*) (**) Function suggested Soft Start Firing Mode suggested 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 Vline) I= P/ (√3 Vline) I= P/ (√3...
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