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Примечания к источникам
Оригинальные примечания на английском языке.
Stationary generator engine.
Manufacturer lists 1500 rpm prime/standby engine calibrations (kW): [[665, 735], [726, 800]]; no calibration suffix, so single 50Hz fields are unset.
At 1800 rpm prime/standby: 690/760 kW, mapped to 60Hz four-pole operation.
Power_kw is 1800 rpm prime output.
Bore/stroke 170/195 mm; unit cylinder displacement 4.43 L.
Dimensions use drawing axes A–E and are not copied into L/W/H without interpretation.
Dry weight is approximate; approved drawing prevails.
Source pp1–2: hnd.com.cn · PDF
Status active means currently listed on the manufacturer or regional supplier website; factory production availability is not independently confirmed.
Follow-up verification: CHD620L6 is a separately printed designation; interchangeability with TBD620L6 remains unconfirmed.
Existing rating fields retained.
Explicit series displacement added.
Source: HND Power and Equipment Selection Brochure, manufacturer archive uploaded August 2022: hnd.com.cn · источник PDF pages 73–76.


