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Related Manuals for Saftronics DSH6 Series
Summary of Contents for Saftronics DSH6 Series
- Page 1 DSH6 – Heater Controller Series Manual...
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Page 2: Table Of Contents
DSH6 – Heater Controller Series Table of Content: Section Description Page Section 1: Product Description Features Specifications Protective Measures LCD Panel and Indications Section 2: Mechanical Layout and Mounting Unit Dimensions Access Cooling Section 3: Connections ST33 Control Terminals Fuse Rating Connections Section 4: Parameter and settings Parameters and set up... -
Page 3: Section 1: Product Description
SECTION 1: PRODUCT DESCRIPTION 1.1 Features: Saftronics Heater Controller DSH6 series are solid state, variable voltage controllers for three phase resistance or primary transformer controller banks. Each controller contains 6 x SCR's in the power circuit. The power circuit is controlled by means of a Sinepower ST33 series control card. -
Page 4: Specifications
1.2 Specifications: The DSH6 Range of heater controllers covers power ratings from 69 kW to 730 kW with 400 and 550Vac supplies as standard. The ST33 Control Card has a sync voltage range of 50-660Vac DSH 6 Model Load Power Load Power Load Frame Size... -
Page 5: Protective Measures
Line Impedance: For increased protection against noise and over voltages as well as for short circuit protection it is recommended that AC line reactors are used. Consult Saftronics in this regards. Isolation:... -
Page 6: Lcd Panel And Indications
The control circuits are electrically isolated from the power circuits 1.4 LCD Panels and Indications: The ST33 Control Card comes with a LCD Control Panel. Part Description Settings button, used as parameter confirm button ▲ UP To increase the parameter value when modify or moving up within menu ▼... -
Page 7: Section2: Mechanical Specifications
SECTION2: MECHANICAL SPECIFICATIONS 2.1 Unit Dimensions The Complete range of DSH6 heater controllers are divided in to three frame sizes. Namely Size B,C,D. Frame Size B overall dimensions... - Page 8 Frame Size C overall dimensions...
- Page 9 Frame Size D overall dimensions...
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Page 10: Access
2.2 Access: The DSH6 is designed to allow easy access to major components for easy maintenance. WARNING: The unit contains non-insulated HIGH VOLTAGE points. Make sure that all power inputs are isolated before access of internal points!!! NOTE: It is NOT recommended that the unit is serviced by the customer, unless there is skilled and well-trained personnel available to do so. -
Page 11: Section 3: Connections
SECTION 3: CONNECTIONS 3.1 ST33 Control Terminals ST33 Control Terminals... - Page 12 ST33 PCB terminals: Terminal Name Function Control supply voltage. Terminal 1 and 3 for 400Vac Input Terminal 2 and 3 for 220Vac Connection for CT1 corresponding to the R/U phase current display, with overcurrent protection and phase failure CT 1 protection identification function.
- Page 13 Terminal Name Function The reset button terminal, the other terminal corresponds to the 17-pin COM connection. When in the fault condition, latch 17 and 25 to rest the system. The thyristor Over Temperature input terminal, and the other terminal corresponds to the COM connection of 17-pin. It adopts the normal open temperature control switch and automatically stops when overheat.
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Page 14: Fuse Rating
3.2 Fuse Ratings: There is one control fuse for the ST33 control card, rated at 200mA. For complete protection it is recommended that the system be protected by means of 3 high speed fuses connected to the input terminals. Recommended fuse rating for each DSH6 model: Mode FUSE RATING DSH6100... -
Page 16: Section 4: Parameter And Settings
SECTION 4: PARAMETER AND SETTINGS 4.1 Parameters and set up LCD Interface: The Home screen of the LCD interface, Input SI Reference input signal(0-100%) Output V Output Voltage(0-400 OR 0-550)Vac Output I Output Current(0-DSH Rating)A Mode Load running condition. CV Means Constant Voltage Mode, CC constant current mode and OL means Open Loop mode This also indicates if the drive is running or off (RUN or OFF) Short press ESC change screen to AC current display,... - Page 17 Parameter Set Up Menu: To enter the parameter set up menu, short press SET button while drive is on standby mode. You will be prompted to enter a password (factory password: ▲▲▲▼▼▼) and press SET button again to proceed. Main Menu: Basic Data Set: Parameter: Function:...
- Page 18 Soft Start T The Soft Start time adjust range is 1-200s Soft Stop T The Soft Stop time adjust range is 1-200, if 0 soft stop function is deactivated Phase/p Limit To limit the thyristor output phase change angle, there is no limitation when it is 0 degree, and the output the highest voltage 10.
- Page 19 Parameter: Function: Overvoltage Set the over voltage trip limit Overvoltage T Set the over voltage protection action time Undervoltage Set the under voltage trip limit Undervoltage T Set the under voltage protection action time IF Overload Set the load over current trip limit IF Overload T Set the load over current protection action time CT Overload...
- Page 20 PID Setting: Parameter Parameter Remark Value PID Parameter Refer to the PID setting has fast speed (Suitable for resistive setting remark load, constant voltage and constant current). Column Medium speed and slow speed (Suitable for inductive and conductive load, constant voltage P parameter 1-128 and constant current) and user-defined PID...
- Page 21 In the phase calibration mode, it is recommended that the user access the 1K~10KW resistive dummy load to test. The system defaults to the output voltage of 50% of the main loop, and presses the start button to run the work. At this time, when the output voltage is adjusted by pressing the ▲...
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Page 22: Section 5: Troubleshooting
SECTION 5: TROUBLESHOOTING 5.1 Troubleshooting Table When a fault occurs the fault relay energizes, the unit stops running. A notification on the lower right of the LCD screen will show FAULT. Press ESC key to enter the fault display mode, this will display the fault in the middle of the screen. - Page 23 2.The settled value of limit 2.Reset the value of limit voltage voltage or limit current is too or limit current 3.The main circuit is not with 3.Re-phase calibration, adjust 380V or synchronous parameters transformer...
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