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Motorised cable reel with torque motor

DEMAC motorised cable reel with torque motor. Monospiral or random winding, cable and slip ring assembly according to configuration. Provide the full part number or installation details for your enquiry.

Conductors
36x
Cross-section
1.5 mm² · 10 mm² · 16 mm²
Voltage
0.6/1 kV
Material
Painted steel or Stainless steel
Motorised cable reel with torque motor | DEMAC

Technical specifications

Technical specifications

Product type

Electrical cable reel

Application

Electrical cable, Mobile machinery and cranes

Rewind mechanism

Motorised

Material

Painted steel, Stainless steel

Voltage

0.6/1 kV

Number of conductors

36x

Cross-section

35 mm², 50 mm², 1.5 mm², 10 mm², 16 mm², 2.5 mm², 25 mm², 4 mm², 6 mm²

Length range 15 to 30 m, 30 to 50 m, 50 to 100 m, Over 100 m
ATEX zone

No

Equipment

With cable, Without cable

Technical drawings Torque motor — monospiral winding diagram
Torque motor — random winding diagram
Separate drawings apply to different part numbers or configurations. Check the captions to select the matching drawing.

DEMAC motorised cable reel with torque motor, with a monospiral or random-winding drum. The part number is defined according to the cable, length to be reeled and machine movement.

Key points

  • Torque motor, electromagnetic brake and separate ventilation.
  • Monospiral or random winding; capacities and speeds depend on configuration.
  • Motor IP 55, IP 56 on request; ambient temperature up to +40 °C.

Part number / replacement

Send the full code, quantity and a nameplate photograph if available. For a replacement, specify the cable, exit direction, mounting dimensions and travel speed.

Useful enquiry information

  • Known part number and quantity; nameplate photograph or installation drawing.
  • Active length, speed, acceleration, height and exit direction.
  • Number of conductors, cross-section, external diameter and cable mass.
  • Voltage, current, earth/neutral and any signals or data buses.
  • Available power supply, duty cycle and ambient temperature.
  • Supply with or without cable; monospiral or random-winding arrangement.

Options

With or without cable, 2D/3D drawings on request. Power, signal or data slip ring assembly to be defined; PROFIBUS/PROFINET contacts and transmission tests on request.

Stainless steel version: DEMAC builds this reel in stainless steel on request; the reference usually carries the /IV suffix. State it with the full reference and the operating environment: the stainless grade, the protection rating and the components concerned are to be confirmed in the quotation.

Monospiral: technical selection by cable

The two tables reproduce the capacities of the four-conductor configurations from the monospiral pages of the Motor catalogue. Full motor/gearbox codes depend, among other things, on speed: 20, 40, 60 or 80 m/min. They must be confirmed for the required configuration.

Table conditions: drum on mobile equipment, horizontal cable exit, maximum mounting height 2.5 m, no deflection, acceleration 0.2 m/s². Stated nominal voltage: 0.6/1 kV. Slip ring assembly current does not replace verification of the cable’s permissible current.

Trommelflex PUR-HF cable

Cable (mm²) External Ø (mm) Mass (kg/km) Maximum cable tension (N) Slip ring assembly rated current (A) Drum size: length to be reeled (m)
4x2.5 12.3 200 250 30 B10 : 45 ; C12 : 65 ; C15 : 105 ; D18 : 150
4x4 13.5 280 400 60 B10 : 40 ; C12 : 55 ; C15 : 100 ; D18 : 140
4x6 14.9 372 600 60 B12 : 50 ; C15 : 90 ; E18 : 120 ; E20 : 160
4x10 18.9 615 1 000 60 B12 : 40 ; C15 : 65 ; E20 : 120 ; F24 : 180
4x16 22.1 924 1 500 100 C15 : 55 ; E20 : 100 ; G20 : 150 ; H30 : 240
4x25 25.5 1 230 2 500 160 C15 : 50 ; E20 : 85 ; G25 : 140 ; H30 : 210
4x35 30.2 1 760 3 500 160 C15 : 40 ; E20 : 70 ; G25 : 115 ; H30 : 170

These data concern the cable and drums identified above; they do not constitute a general capacity valid for any cable of the same cross-section.

Panzerflex NSHTÖU-J cable

Cable (mm²) External Ø (mm) Mass (kg/km) Maximum cable tension (N) Slip ring assembly rated current (A) Drum size: length to be reeled (m)
4x2.5 16.3 355 150 30 B10 : 30 ; C15 : 75 ; E18 : 105 ; E20 : 140
4x4 18.1 460 320 60 C12 : 40 ; D15 : 60 ; E18 : 95 ; F20 : 115
4x6 20.5 615 480 60 C12 : 35 ; D16 : 65 ; E18 : 80 ; F20 : 105
4x10 24.0 920 800 60 C12 : 30 ; D16 : 55 ; E20 : 90 ; G25 : 140
4x16 27.6 1 310 1 280 100 C13 : 30 ; E20 : 80 ; G25 : 115 ; H30 : 170
4x25 32.8 1 860 2 000 160 C14 : 30 ; E20 : 65 ; G25 : 105 ; H30 : 150
4x35 36.4 2 490 2 800 160 E20 : 55 ; G25 : 90 ; H30 : 135
4x50 41.6 3 300 4 000 240 E20 : 50 ; G25 : 70 ; H30 : 110

For 4x16 mm², the catalogue associates lengths of 30, 80, 115 and 170 m with the additional indications 34+3, 85+3, 122+3 and 178+3. Total length and allowances must be confirmed with the part number.

Monospiral drum or random winding

Configuration Principle and catalogue reference values
Monospiral Winding in a single plane, limiting torsion; cable exposed to air. Indicative maximum length of approximately 250 m; wheel up to 3 000 mm.
Random winding Natural distribution without a cable guide, for short or medium lengths. Indicative length of approximately 180 m.
Random-winding tables Separate selection: maximum three layers, horizontal cable exit, maximum height 1.5 m, no deflection, acceleration 0.2 m/s².

The 180 and 250 m reference values describe drum types; the capacity of a part number remains that in the table for its cable and installation conditions.

Diagram of a Demac motorised reel: torque motor, gearbox, slip ring assembly and drumSlip ring assembly of a Demac motorised reel, with rings and brushes visible
The four system components and the exposed slip ring assembly — rings and brushes that transfer current between the drum and frame.
Demac motorised monospiral cable reel, blue cable in a single layer
A monospiral drum: the cable occupies a single layer, with each turn exposed to air.

Motor, brake and slip ring assembly

The high-slip induction motor is designed for continuous duty. The catalogue states a range of ±400 rpm at the motor and torque fluctuation of approximately 10 %. The spring-applied brake releases when energised.

Single-phase axial fan for M01 to M08; three-phase radial fan for M10 to M25. Thermal class H: stated temperature rise of 125 °C and maximum insulation temperature of 180 °C. Thermal sensors must be connected to the machine’s emergency system.

Slip ring assemblies are defined for the requirement: contacts from a few mA to 400 A and nominal voltage up to 0.6/1 kV in the catalogue’s general presentation. These values do not apply simultaneously to every part number.

Identifying the code

Example: T5S2.35/056.130.30/M03 Interpretation
T5S2.35 T5 right-angle gearbox; S = standard drilling (N = non-standard); 2 stages; ratio 35.
056.130.30 Monospiral drum: drum diameter 560 mm, wheel diameter 1 300 mm, width 30 mm.
M03 3 Nm torque motor. The catalogue states M01 = 1.2 Nm and M02 = 2 Nm.

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Tell us the voltage, current, number of conductors and cross-section, payout length and working environment.

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If you know the part number, provide the full code and quantity. For a replacement, send the information available: serial number, a clear photo of the nameplate, and a view of the reel and its installation. The serial number is required for certain identification; if it cannot be found, submit your enquiry anyway and see the illustrated locations on the Contact page. For a new configuration, specify the number of hoses or cables, usable length and available technical data. Tell us what you know; we will help you complete the details.
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For a replacement, if possible attach a clear photo of the label showing the serial number, plus a view of the reel or its installation. If the number cannot be found, send the photos, drawing or part number available; your enquiry can be assessed and completed afterwards. Up to 3 files, maximum 10 MB per file.

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