Digital guide
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Kollmorgen B-402-BD-99-TS-294
Product Name: GOLDLINE® B-402 Brushless Permanent-Magnet Servo Motor, Low-Inertia, NEMA/Metric Mount
Series: GOLDLINE B (legacy high-performance rare-earth magnet servo motors)
Decoded: B = Goldline B series; 402 = Frame size 40 (approx. NEMA 56–66 frame), stack length 2; BD = Winding/feedback config; 99 = Special modification code; TS-294 = Custom option/tag.
Detailed content
Description & Principle:
Rare-earth (Neodymium) permanent magnet rotor, low-inertia laminated stator for fast acceleration. Designed for 230 VAC (320 VDC bus) or optionally 400 V (BH versions). Commutated by resolver or encoder feedback via compatible Kollmorgen SERVOSTAR/S200/S300/S400/S600/S700/AKD drives.
Typical B-402 Parameters (reference values for B-402-C variant — B-402-BD similar class):
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Continuous (Stall) Torque @ 40 °C: ~6.8 Nm (B-402-B/C class)
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Peak Torque: ~13–19 Nm (model dependent)
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Rated Speed @ Rated Power: 3000–5000 rpm (typical); max operating speed up to 6000–6200 rpm
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Rated Power: ~2.2–2.8 kW (3 HP class)
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Winding Voltage: Typically 230 VAC (320 VDC bus) — verify on nameplate
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Feedback: Usually resolver (TS may indicate special feedback/resolver type — confirm from motor label)
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Insulation Class: H (180 °C)
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Built-in Thermostat: Yes (normally closed thermal switch)
Construction:
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Frame: Cast / fabricated steel or aluminum with finned housing for convection cooling
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Shaft: Keyed or smooth — check nameplate; typically keyed for B series
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Mounting: NEMA flange or metric pilot; foot or face mount per config
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Connector: MS-type circular or terminal box per option
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Brake: None unless “-B” suffix present
Environmental:
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Protection: Typically IP65 (sealed bearings, shaft seal)
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Ambient: 0 to +40 °C (housing); winding up to 155 °C
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Weight: ~7–10 kg (frame 402 class)
Installation & Notes:
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Goldline B is legacy — verify winding voltage matches drive DC bus (320 VDC for 230 VAC wound motors; 565/680 VDC for 400 VAC BH versions).
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Use resolver compensation if pairing with modern digital drives.
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Replace bearings at recommended interval for high-duty-cycle applications.
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Do not operate above nameplate max speed; check inertia match with load.
Applications: Machine tools, printing presses, converting, coil winding, web processing, robotics (legacy retrofits).






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