TBM2G-06808C
Model / article: TBM2G-06808C
TBM2G-06808C is listed by Kollmorgen Corporation in Frameless torque motors. Published model data includes Continuous output torque: 0.63 Nm (continuous); Rated output torque: 0.58 Nm (rated). See the specification table for operating conditions and source evidence.
Published base-motor/winding configurations. Thermal device, Hall sensor, leads and custom options must be specified separately.

Product overview
- Manufacturer / supplier
- Kollmorgen Corporation
- Series
- TBM2G 068 frameless torque motors
- Component type
- Frameless torque motors
- Source
- Open published source
Published pricing
No verified public price indexed for this model. Contact PartMeld for a supplier inquiry.
Published specifications
Values are shown as published. Conditions, rating basis and source evidence apply to each value.
Latest source observation: . Observation dates record evidence collection, not supplier re-verification.
| Specification | Published value | Conditions and source |
|---|---|---|
| RMS back-EMF constantModel-level statement | 5.18 Vrms/krpm | rule validated Operating conditions
Source evidenceTBM2G-06808C | Cold Back EMF Constant: 5.18 Vrms/krpm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_c': 25, 'tolerance': '+/-10%', 'winding': 'C'} PDF p.23 / TBM2G-06808C / Cold Back EMF Constant |
| RMS back-EMF constantModel-level statement | 4.62 Vrms/krpm | rule validated Operating conditions
Source evidenceTBM2G-06808C | Hot Back EMF Constant: 4.62 Vrms/krpm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_c': 155, 'tolerance': '+/-10%', 'winding': 'C'} PDF p.23 / TBM2G-06808C / Hot Back EMF Constant |
| Continuous RMS currentModel-level statement | 8.27 ArmsRating: continuous | rule validated Operating conditions
Source evidenceTBM2G-06808C | Max Cont. Current for ΔT wdg. = 130°C: 8.27 Arms | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_rise_c': 130, 'winding_temperature_c': 155, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Max Cont. Current for ΔT wdg. = 130°C |
| Continuous RMS currentModel-level statement | 6.02 ArmsRating: continuous | rule validated Operating conditions
Source evidenceTBM2G-06808C | Max Cont. Current for ΔT wdg. = 60°C: 6.02 Arms | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_rise_c': 60, 'winding_temperature_c': 85, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Max Cont. Current for ΔT wdg. = 60°C |
| Continuous output torqueModel-level statement | 0.63 NmRating: continuous | rule validated Operating conditions
Source evidenceTBM2G-06808C | Max Cont. Torque for ΔT wdg. = 130°C: 0.63 Nm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_rise_c': 130, 'winding_temperature_c': 155, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Max Cont. Torque for ΔT wdg. = 130°C |
| Continuous output torqueModel-level statement | 0.50 NmRating: continuous | rule validated Operating conditions
Source evidenceTBM2G-06808C | Max Cont. Torque for ΔT wdg. = 60°C: 0.50 Nm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_rise_c': 60, 'winding_temperature_c': 85, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Max Cont. Torque for ΔT wdg. = 60°C |
| Lamination stack heightModel-level statement | 8.2 mm | rule validated Operating conditions
Source evidenceTBM2G-06808C | Lamination stack height: 8.2 mm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately'} PDF p.8 / TBM2G-06808C / Lamination stack height |
| Line-to-line q-axis inductanceModel-level statement | 0.32 mH | rule validated Operating conditions
Source evidenceTBM2G-06808C | Inductance Q-Axis (line-line): 0.32 mH | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_c': None, 'tolerance': '+/-20%', 'winding': 'C'} PDF p.23 / TBM2G-06808C / Inductance Q-Axis (line-line) |
| Line-to-line resistanceModel-level statement | 0.345 Ω | rule validated Operating conditions
Source evidenceTBM2G-06808C | Resistance (line-line): 0.345 Ω | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_c': 25, 'tolerance': '+/-10%', 'winding': 'C'} PDF p.23 / TBM2G-06808C / Resistance (line-line) |
| Product massModel-level statement | 0.188 kg | rule validated Operating conditions
Source evidenceTBM2G-06808C | Weight: 0.188 kg | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'estimated': True, 'winding': 'C'} PDF p.23 / TBM2G-06808C / Weight |
| Maximum output speedModel-level statement | 8000 rpm | rule validated Operating conditions
Source evidenceTBM2G-06808C | Max mechanical speed: 8000 rpm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'rating_basis': 'mechanical speed limit', 'winding': 'C'} PDF p.22 / TBM2G-06808C / Max mechanical speed |
| Motor constantModel-level statement | 0.119 Nm/√W | rule validated Operating conditions
Source evidenceTBM2G-06808C | Motor Constant: 0.119 Nm/√W | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_c': 25, 'tolerance': 'nominal', 'winding': 'C'} PDF p.23 / TBM2G-06808C / Motor Constant |
| Nominal supply voltageModel-level statement | 48 Vdc | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Equivalent Line Voltage: 48 Vdc | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_definition': 'rated equivalent line voltage', 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Equivalent Line Voltage |
| Outer diameterModel-level statement | 68 mm | rule validated Operating conditions
Source evidenceTBM2G-06808C | Frame outer diameter: 68 mm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately'} PDF p.8 / TBM2G-06808C / Frame outer diameter |
| Overall lengthModel-level statement | 18.34 mmRating: maximum | rule validated Operating conditions
Source evidenceTBM2G-06808C | Dimension A maximum: 18.34 mm | {'reference_dimensions': True, 'assembly_clearance': 'provide 0.25 mm minimum from solder and heat stakes'} PDF p.26 / TBM2G-06808C / Dimension A maximum |
| Peak RMS currentModel-level statement | 24.7 ArmsRating: peak | extracted Operating conditions
Source evidenceTBM2G-06808C | Peak Current: 24.7 Arms | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'duration_note': 'not published; verify allowable operating time', 'winding': 'C'} PDF p.22 / TBM2G-06808C / Peak Current |
| Peak output torqueModel-level statement | 1.53 NmRating: peak | extracted Operating conditions
Source evidenceTBM2G-06808C | Peak Torque: 1.53 Nm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_c': 155, 'duration_note': 'not published; verify allowable operating time', 'winding': 'C'} PDF p.22 / TBM2G-06808C / Peak Torque |
| Pole pairsModel-level statement | 10 | rule validated Operating conditions
Source evidenceTBM2G-06808C | Pole Pairs: 10 | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding': 'C'} PDF p.23 / TBM2G-06808C / Pole Pairs |
| Rated operating-point powerModel-level statement | 0.126 kWRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Power (speed): 0.126 kW | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 24, 'winding_temperature_c': 85, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Power (speed) |
| Rated operating-point powerModel-level statement | 0.244 kWRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Power (speed): 0.244 kW | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 48, 'winding_temperature_c': 85, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Power (speed) |
| Rated operating-point powerModel-level statement | 0.334 kWRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Power (speed): 0.334 kW | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 48, 'winding_temperature_c': 155, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Power (speed) |
| Rated operating-point powerModel-level statement | 0.154 kWRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Power (speed): 0.154 kW | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 24, 'winding_temperature_c': 155, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Power (speed) |
| Rated output speedModel-level statement | 5500 rpmRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Speed: 5500 rpm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 48, 'winding_temperature_c': 155, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Speed |
| Rated output speedModel-level statement | 2600 rpmRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Speed: 2600 rpm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 24, 'winding_temperature_c': 85, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Speed |
| Rated output speedModel-level statement | 5700 rpmRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Speed: 5700 rpm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 48, 'winding_temperature_c': 85, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Speed |
| Rated output speedModel-level statement | 2400 rpmRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Speed: 2400 rpm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 24, 'winding_temperature_c': 155, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Speed |
| Rated output torqueModel-level statement | 0.58 NmRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Torque (speed): 0.58 Nm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 48, 'winding_temperature_c': 155, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Torque (speed) |
| Rated output torqueModel-level statement | 0.46 NmRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Torque (speed): 0.46 Nm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 24, 'winding_temperature_c': 85, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Torque (speed) |
| Rated output torqueModel-level statement | 0.61 NmRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Torque (speed): 0.61 Nm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 24, 'winding_temperature_c': 155, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Torque (speed) |
| Rated output torqueModel-level statement | 0.41 NmRating: rated | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rated Torque (speed): 0.41 Nm | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'voltage_v': 48, 'winding_temperature_c': 85, 'winding': 'C'} PDF p.22 / TBM2G-06808C / Rated Torque (speed) |
| Rotor inertiaModel-level statement | 0.239 kg-cm2 | rule validated Operating conditions
Source evidenceTBM2G-06808C | Inertia: 0.239 kg-cm2 | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'estimated': True, 'winding': 'C'} PDF p.23 / TBM2G-06808C / Inertia |
| Thermal resistanceModel-level statement | 2.45 °C/W | rule validated Operating conditions
Source evidenceTBM2G-06808C | Thermal Resistance: 2.45 °C/W | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'estimated': False, 'winding': 'C'} PDF p.23 / TBM2G-06808C / Thermal Resistance |
| Clear through-bore diameterModel-level statement | 34.01–34.04 mm | rule validated Operating conditions
Source evidenceTBM2G-06808C | Rotor bore tolerance: 34.01–34.04 mm PDF p.26 / TBM2G-06808C / Rotor bore tolerance |
| RMS torque constantModel-level statement | 0.086 Nm/Arms | rule validated Operating conditions
Source evidenceTBM2G-06808C | Cold Torque Constant: 0.086 Nm/Arms | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_c': 25, 'tolerance': '+/-10%', 'winding': 'C'} PDF p.23 / TBM2G-06808C / Cold Torque Constant |
| RMS torque constantModel-level statement | 0.076 Nm/Arms | rule validated Operating conditions
Source evidenceTBM2G-06808C | Hot Torque Constant: 0.076 Nm/Arms | {'ambient_temperature_c': 25, 'commutation': 'sinusoidal', 'installation': 'with housing and heat sink; without leads', 'ordering_scope': 'base motor and winding; options must be specified separately', 'winding_temperature_c': 155, 'tolerance': '+/-10%', 'winding': 'C'} PDF p.23 / TBM2G-06808C / Hot Torque Constant |
Technical documents and resources
Confirm the exact configuration, price, availability and operating conditions with the supplier before ordering.