STAEHLI DLM 450 surface grinding machine











If you decide to buy equipment at a low price, make sure that you communicate with the real seller. Find out as much information about the owner of the equipment as possible. One way of cheating is to represent yourself as a real company. In case of suspicion, inform us about this for additional control, through the feedback form.
Before you decide to make a purchase, carefully review several sales offers to understand the average cost of your chosen equipment. If the price of the offer you like is much lower than similar offers, think about it. A significant price difference may indicate hidden defects or an attempt by the seller to commit fraudulent acts.
Do not buy products which price is too different from the average price for similar equipment.
Do not give consent to dubious pledges and prepaid goods. In case of doubt, do not be afraid to clarify details, ask for additional photographs and documents for equipment, check the authenticity of documents, ask questions.
The most common type of fraud. Unfair sellers may request a certain amount of advance payment to “book” your right to purchase equipment. Thus, fraudsters can collect a large amount and disappear, no longer get in touch.
- Transfer of prepayment to the card
- Do not make an advance payment without paperwork confirming the process of transferring money, if during the communication the seller is in doubt.
- Transfer to the “Trustee” account
- Such a request should be alarming, most likely you are communicating with a fraudster.
- Transfer to a company account with a similar name
- Be careful, fraudsters may disguise themselves as well-known companies, making minor changes to the name. Do not transfer funds if the company name is in doubt.
- Substitution of own details in the invoice of a real company
- Before making a transfer, make sure that the specified details are correct, and whether they relate to the specified company.
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Location: CH
brand: STAEHLI
Control Brand: SIEMENS
Control Model: SIMATIC Panel PC
Voltage / Frequency: 400 V / 50 Hz
Max. Current: 50 A
Power Consumption: 26 kW
Wiring Diagram No: S-2816
Dimensions: 1200 × 1650 × 2050 mm
Lapping Wheel Diameter: Ø 450 mm
Lapping Wheel Speed: 0–110 rpm
Max. Lapping Wheel Drive Power: 2 kW
Max. Load on Upper Lapping Wheel: 20 daN
Internal Drive Speed: 0–115 rpm
Max. Internal Drive Power: 0.5 kW
Lapping Wheel Drive Motors (DC Motor): Armature Voltage 260 V, Field Voltage 340 V, Speed 3110 rpm, Power 2 kW, Forced Ventilation 220 V (50/60 Hz)
Internal Drive Motor: Continuously variable DC Motor, Armature Voltage 260 V, Field Voltage 340 V, Speed 3110 rpm, Power 0.5 kW, Forced Ventilation 220 V (50/60 Hz)
Vertical Motion Motor: Stepper motor, 50 steps/sec, Torque 1100 Nm
Ring Gear Adjustment: AC brake motor (2 positions), 380 V / 50 Hz, Speed 700–1400 rpm, Power 0.25/0.37 kW, DC Brake 24 V (16 Nm)
Power Converter: Input 380 V / 50 Hz, Armature Voltage 270 V, Field Voltage 340 V
Worm Gear Ratios: Internal drive i = 1 : 30, Lower system i = 1 : 15.5, Upper system i = 1 : 15.5
Operating Compressed Air Pressure: 6–7 bar
Lapping Fluid Pump: 380 V / 50 Hz, Speed 2600 rpm, Flow rate 57 l/min, Protection class IP 44
Control and Measuring Device: Measuring range ±3 to ±11,000 mm (Millitron manual reference)
Inductive Sensor: Measuring range ±2 mm
Setpoint Adjustment Device: 4-digit display
Control Panel / System: Siemens SIMATIC Panel PC
Control System Processor: Intel Celeron M processor 1.50 GHz
System Memory: 1562624 KB (Ext. Memory), 640 KB (System Memory), 384 KB (Shadow Ram), 1024 KB (Cache Ram)
Hard Disk Storage: 40021 MB (Hard Disk 2)
BIOS / System Date: PhoenixBIOS, BIOS Date 03/28/06
Operating System: Microsoft Windows XP Professional / Microsoft Windows Recovery Console