Table frames

Workplaces SINTRO

Table frames of the Karl SINTRO series form the load-bearing structure of SINTRO workstations. The range covers four widths (930, 1230, 1530, 1830 mm) and two depths (750, 900 mm) in four versions: fixed standard, heavy-duty, handwheel height adjustment and electric motor height adjustment. Electric motor versions achieve a lift range of 740-1140 mm; Memo variants store individual height settings. ESD versions (article series 26.xxx) meet the requirements of DIN EN 61340-5-1 for EPA zones.

⚙ Standard (fixed) - widths 930-1830 mm, depth 750 or 900 mm, article series 25.0xx

✦ Heavy-duty - reinforced construction, widths 1530 and 1830 mm (25.035, 25.055)

↕ Handwheel height adjustment - stepless, all four widths, standard (25.1xx) and ESD (26.1xx)

⚡ Electric motor - lift range 740-1140 mm, width 1830 mm (25.24x/26.24x), Swiss variant available

🛡 Electric motor Memo - stored height profiles, widths 1230-1830 mm (25.3xx/26.3xx), Swiss variant included

✓ ESD versions - all height-adjustable variants also available as ESD (article series 26.xxx)

Width (mm)	Depth 750 mm	Depth 900 mm
930	25.103.70 (HW) / 26.103.70 (ESD HW)	25.102.70 (HW) / 26.102.70 (ESD HW)
1230	25.105.70 (HW) / 26.105.70 (ESD HW)	25.106.70 (HW) / 26.106.70 (ESD HW)
1530	25.125.70 (HW) / 26.125.70 (ESD HW)	25.126.70 (HW) / 26.126.70 (ESD HW)
1830	25.145.70 (HW) / 26.145.70 (ESD HW)	25.146.70 (HW) / 26.146.70 (ESD HW)

HW = handwheel adjustment. Electric motor variants: 25.245.70 / 26.245.70 (1830x750 mm), Memo variants: 26.305.60 (1230x750 mm, CH), 26.345.70 / 26.346.70 (1830 mm Memo).

Typical applications: Assembly and inspection workstations in electronics manufacturing (ESD variants for EPA zones), ergonomic workstations with electric height adjustment for multi-user and shift operation, workshop and service stations with fixed frames, and specialist workstations on the Swiss mains network (CH variants).

What are Karl Sintro table frames and what industrial applications do they serve?

Karl Sintro table frames are height-adjustable workstation structures designed for ergonomic industrial workplaces, particularly in electronics manufacturing, assembly operations, and quality control environments. These electric motor-driven frames with memory function enable precise height adjustment between 740-1140mm, accommodating different operator heights and tasks throughout production shifts. The frames support both standard and ESD-compliant worktops, making them essential for semiconductor manufacturing, PCB assembly, and electronic component handling where electrostatic discharge protection is critical.

What are the key technical specifications for selecting Karl Sintro table frames?

Karl Sintro table frames are available in four standard widths (930mm, 1230mm, 1530mm, and 1830mm) with depths of either 750mm or 900mm to accommodate different workspace requirements. All frames feature electric motor height adjustment with memory positioning between 740-1140mm, providing 400mm of vertical travel for optimal ergonomic positioning. The Elektromotor Memo function allows programmable height presets, while ESD variants (model series 26.xxx) include integrated electrostatic discharge protection circuits for electronics manufacturing applications requiring controlled static environments.

What standards and certifications apply to Karl Sintro table frames?

Karl Sintro table frames comply with DIN EN 527 standards for office furniture safety and stability requirements, ensuring structural integrity under operational loads. ESD-compliant models meet IEC 61340-5-1 standards for electrostatic discharge protection in electronics manufacturing environments, with surface resistance values maintaining controlled discharge paths. The electric height adjustment systems conform to CE marking requirements under the Machinery Directive 2006/42/EC, while ergonomic design parameters align with ISO 14738 anthropometric data for workplace dimensions and operator safety.

What are the differences between standard and ESD variants of Karl Sintro table frames?

Standard Karl Sintro frames (model series 25.xxx) provide basic height adjustment functionality for general industrial applications, while ESD variants (model series 26.xxx) incorporate specialized electrostatic discharge protection features required in electronics manufacturing. ESD frames include conductive components and grounding connections that maintain surface resistivity within the required 10^6 to 10^9 ohm range per IEC 61340-5-1 standards. Both variants offer identical dimensional options and electric motor memory positioning, but ESD models command higher pricing due to specialized conductive materials and additional safety circuitry for static-sensitive environments.

What are the installation requirements and system compatibility for Karl Sintro table frames?

Karl Sintro table frames require standard 230V AC power supply for electric motor operation and feature plug-and-play installation with pre-wired control units and memory positioning systems. The frames accommodate worktop thicknesses from 25-40mm through adjustable mounting brackets, while ESD variants require proper grounding connection to facility earth systems for electrostatic discharge protection. Installation footprint varies by model from 930x750mm minimum to 1830x900mm maximum, with floor anchoring recommended for frames exceeding 1500mm width to ensure stability during height adjustment cycles.

What safety ratings and operating conditions apply to Karl Sintro table frames?

Karl Sintro table frames operate within standard industrial temperature ranges from +5°C to +40°C and require dry indoor environments with maximum 80% relative humidity for optimal electric motor performance. The frames achieve IP20 protection rating for the control electronics, providing dust protection but requiring enclosed installation away from liquid exposure. Load capacity specifications range from 80kg to 120kg depending on frame size, with safety margins built into the electric drive system that automatically stops at programmed height limits to prevent overextension and ensure operator safety during adjustment cycles.

What maintenance schedule and service life expectations apply to Karl Sintro table frames?

Karl Sintro table frames require quarterly lubrication of electric motor drive mechanisms and annual inspection of height adjustment functionality to maintain smooth operation throughout their expected 10-year service life. ESD variants need additional monthly verification of grounding continuity using megohm meters to ensure electrostatic discharge protection remains within IEC 61340-5-1 compliance limits. The electric motor memory systems should be recalibrated annually, while visual inspection of frame stability and mounting hardware torque verification every six months prevents premature wear and maintains workplace safety standards.

Table frames

Version variants

Width and depth matrix

Typical applications