1. GENERAL These instructions describe the use of Kemppi's Master 315 welding power source designed for demanding indus- trial use. The system consists of a Master 315 power source with an MTP35X control panel and an optional transport unit. For the symbols used in this documentation, refer to "Symbols used" on page 48.
Operating manual - EN 1.1 Equipment description Kemppi Master 315 equipment is designed for professional industrial use. The equipment consists of a power source and a factory-installed control panel. The Master power source is suitable for MMA and TIG welding with direct cur- rent (DC).
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Master 315 Operating manual - EN EQUIPMENT IDENTIFICATION Serial number Serial number of the device is marked on the rating plate or in another distinctive location on the device. It is important to make correct reference to the serial number of the product when ordering spare parts or mak- ing repairs for example.
Distribution network Master 315: Provided that the public low voltage short circuit power at the point of common coupling is higher than or equal to the value stated on the list below, this equipment is compliant with IEC 61000-3-11 and IEC 61000-3-12 and can be connected to public low voltage systems.
Master 315 Operating manual - EN 2.1 Installing mains plug Only an authorized electrician is allowed to install the mains cable and plug. Do not connect the machine to the mains before the installation is complete. Install the 3-phase plug according to the Master power source and site requirements. Refer also to "Technical data"...
Master 315 Operating manual - EN 2.2 Installing control panel In Master 315 the control panel is factory-installed. Tools: • Screwdriver, Torx head (T20). Connect the control panel’s cable and mount the control panel in place: >> Insert the top of the panel in the slot first, and then lower the bottom of the panel down.
Master 315 Operating manual - EN 2.3 Installing particle filter (optional) The optional particle filter is installed together with an additional filter frame as a pack. Place the filter into the filter frame Install the filter pack in front of the air inlet on the rear of the power source.
Master 315 Operating manual - EN 2.4 Mounting units on cart (optional) Three transport unit options are available: undercarriage P43MT, 4 wheel cart P45MT and 2 wheel cart T25MT. Tools: • Allen key set. Assemble the transport unit according to the instructions delivered with it. With the T25MT cart, the welding equipment securing bracket (*) is attached once the welding equipment is installed on the cart.
Master 315 Operating manual - EN 2.5 Connecting earth return cable and clamp Keep the work piece connected to earth to reduce the risk of injury to users or damage to electrical equipment. Connect the earth return cable to the power source.
Master 315 Operating manual - EN 2.6 Connecting MMA electrode holder Connect the MMA electrode holder to the (+) connector on the power source. Connect the earth return cable to the (-) connector on the power source. Ensure the earth return clamp is secured tightly to the work piece or work surface.
Master 315 Operating manual - EN 2.8 Installing remote control Remote controls are optional. To enable remote operation, set the Remote control mode in the control panel set- tings (refer to "Settings view" on page 29). When the Remote mode is selected on the control panel, and both wireless and wired remotes are connected, the wired remote will be used.
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Master 315 Operating manual - EN Turn on the Wireless remote in the control panel settings (refer to "Settings view" on page 29). Keeping the wireless remote close to the power source, long press (3 sec.) the wireless remote pairing button on the remote.
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Master 315 Operating manual - EN Take the foot pedal battery holder out. Install the batteries (3 x AAA) and put the holder back into the foot pedal. Turn on the Wireless remote in the control panel settings (refer to "Settings view" on page 29).
Master 315 Operating manual - EN 2.9 Moving equipment by lifting If you need to lift the Master welding equipment, pay special attention to the safety measures. Also follow the local regulations. The Master welding equipment can be lifted with a mechanical hoist when the equipment is installed securely on the cart.
Master 315 Operating manual - EN 3. OPERATION Before using the equipment, ensure that all the necessary installation actions have been completed according to your equipment setup. Welding is forbidden in places where there is an immediate fire or explosion hazard! Welding fumes may cause injury, take care of sufficient ventilation during welding! Check that there is enough space for cooling air circulation in the machine vicinity.
Master 315 Operating manual - EN 3.1 Operating power source Turn the power source ON. The power switch is located in the rear. Wait approximately 15 seconds for the system to start up. For control panel operation, refer to "Operating control panel MTP35X" on the next page.
Master 315 Operating manual - EN 3.2 Operating control panel MTP35X Control panel MTP35X has a 7” TFT LCD display. The MTP35X control panel includes, for example, memory channels, Weld Assist, option for customized welding processes, and assisting graphics. Controls: The control knob can be turned and used as a push button to select functions and items on the screen.
Master 315 Operating manual - EN To navigate between different control panel views: Press the menu button (2). Browse to the target view by turning the control knob (1). Select the view by pressing the knob (1). Tip: You can switch between the home view and the previously used view by long pressing the menu button (2).
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Master 315 Operating manual - EN >> This is always on in power source models where the VRD function is locked on. • VRD symbol red (blinking): There is a fault with VRD that prevents welding • VRD symbol off: VRD is off.
Master 315 Operating manual - EN 3.2.2 Weld Assist view Weld Assist is a wizard-like utility for easy selection of welding parameters. The utility walks the user step-by-step through the selection of required parameters, presenting the selections in an easily understandable way for a non- technical user.
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Master 315 Operating manual - EN Confirm the Weld Assist’s recommendation for welding settings by selecting 'Apply'. Weld Assist automatically sets the following parameters for you: • Current: 10 ... 300 A • Hot start • Arc force • Arc break •...
Master 315 Operating manual - EN Confirm the Weld Assist’s recommendation for welding settings by selecting 'Apply'. Weld Assist automatically sets the following parameter for you: • Current: 3 ... 300 A The parameter can still be modified as per normal for the actual welding.
Master 315 Operating manual - EN To browse through channels and select channels: Go to the Channels view. Turn the control knob (1) to switch between channels. The highlighted channel is automatically selected. To save or delete channels: Turn the control knob (1) to highlight a channel.
Master 315 Operating manual - EN To adjust parameters: Go to the Pulse view. Turn the control knob (1) to browse through the parameters. Select a parameter for adjustment by pressing the control knob button (1). Adjust the parameter by turning the control knob (1).
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Master 315 Operating manual - EN To adjust settings: Go to the Settings view. Turn the control knob (1) to browse through the settings groups and parameters. Select a parameter to be adjusted or changed by pressing the control knob button (1).
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10 % ... 100 %, step 1 % (Default = 100 %) Weld data time 1 s ... 10 s, step 1 s (Default = 5 s) Screen saver Default = Kemppi logo An alternative screen saver image can be used. For more information, refer to "Screen saver" on page 33...
Master 315 Operating manual - EN 3.2.6 Info view In the Info view you can see information about the equipment usage as well as software version for example. Included in the Info view: • Usage counters • Error status and error log •...
Master 315 Operating manual - EN 3.2.7 Screen saver The screen saver image shown during start-up and when the control panel has been idle for a predefined time can be changed using the screen saver tool at kemp.cc/screensaver. To make the change, you'll need the image file you are planning to use and a USB memory stick.
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Remove the USB memory stick and install the control panel back in place. Refer to "Installing control panel" on page 8 for more information. To delete a custom screen saver image from the control panel memory, or to use the Kemppi logo instead, go to "Set- tings view" on page 29.
Master 315 Operating manual - EN 3.3 Remote control For installing remote control, refer to "Installing remote control" on page 15. Hand remote control: To adjust the welding current, turn the knob on the remote control. Tip: The remote control comes equipped with a handy clip for hanging the remote onto your belt.
The owner of the equipment is obliged to deliver a decommissioned unit to a regional collection center, as per the instructions of local authorities or a Kemppi representative. By applying these European Directives you improve the environment and human health.
5. TROUBLESHOOTING The problems and the possible causes listed are not definitive, but suggest some typical situations that may turn up dur- ing normal use of the welding system. For further information and assistance, contact your nearest Kemppi service workshop.
Possible reason Proposed action code Power source not Power source calibration has Restart the power source. If problem persists, contact Kemppi service. calibrated been lost. Note: The equipment operation is limited when this error occurs. Too low mains Voltage in mains network is Restart the power source.
Master 315 Operating manual - EN 6.1 Power source Master 315 MASTER 315G 315GM Feature Description Value Mains connection cable 3~, 2.5 mm 3~, 2.5 mm Mains connection voltage 3~ 50/60 Hz 380...460 V ±10 % 220...230 V; 380...460 V ±10 % Maximum supply current @ 380...460V...
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Master 315 Operating manual - EN MASTER 315G 315GM Feature Description Value Storage temperature range -20...+60 °C -20...+60 °C EMC class Min. short-circuit power of supply net- 2.1 MVA 2.1 MVA work Degree of protection IP23S IP23S External dimensions LxWxH...
Master 315 Operating manual - EN 6.2 TIG guide tables The table in this chapter is given only as a general guidance. The information provided is based solely on the use of WC20 (grey) electrode and Argon gas. TIG welding (DC)
Master 315 Operating manual - EN 6.3 Welding processes and features Master 315 Arc break Determines the point where the arc is extinguished in relation to the arc length in MMA welding. The pur- pose is to optimize the welding termination for each electrode type to prevent the arc from being acci- dentally extinguished during welding and to avoid burn marks to the weld piece when the welding is stopped.
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Master 315 Operating manual - EN Manual pulse TIG welding process, where the welding current alternates between two current levels: base current and pulse current. Parameters are preset by the user. Used for optimizing the arc characteristics for desired weld- ing applications.
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Master 315 Operating manual - EN TIG antifreeze A function which automatically decreases the welding current significantly when electrode is touching the workpiece. Can be used for example to avoid unwanted dilution from electrode to welded metal. Upslope Welding function that determines the time, during which the welding current gradually increases to desired welding current level at the start of the weld.
Master 315 Operating manual - EN 7. ORDERING CODES Equipment Description Ordering code Master 315 G Power source: 300 A, generator use M315G Power source: 300 A, generator use, VRD locked on M315GAU Master 315 GM Power source: 300 A, generator and multi-voltage use...
Master 315 Operating manual - EN 7.1 Accessories Tip: Letters with the product model names stand for: G = gas-cooled, V = gas valve, D = DIX connection. Flexlite TX Product Ordering code 4 m: 8 m: 16 m: Flexlite TX 223GVD13 TX223GVD134 External package dimensions, mm (L x W x H): 590 x 390 x 130 / 80.