Drawworks tas-Sewqan DC ta' Riggijiet tat-Tħaffir b'Kapaċità ta' Tagħbija Għolja
Il-bearings kollha jadottaw dawk bir-rombli u x-xaftijiet huma magħmula minn azzar illigat ta' kwalità għolja.
Ktajjen tas-sewqan b'eżattezza għolja u saħħa għolja huma lubrikati bil-forza.
Il-brejk prinċipali jadotta brejk tad-diska idrawliku, u d-diska tal-brejk hija mkessħa bl-ilma jew bl-arja.
Il-brejk awżiljarju jadotta brejk elettromanjetiku tal-kurrent eddy (imkessaħ bl-ilma jew bl-arja) jew brejk pnewmatiku tad-diska push.
Parametri Bażiċi tad-DC Drive Drawworks:
Mudell tar-rigg | JC40D | JC50D | JC70D | |
Nominali fond tat-tħaffir, m(ft) | b'Ф114mm (4 1/2”) DP | 2500-4000 (8200-13100) | 3500-5000 (11500-16400) | 4500-7000 (14800-23000) |
b'DP ta' Ф127mm(5”) | 2000-3200 (6600-10500) | 2800-4500 (9200-14800) | 4000-6000 (13100-19700) | |
Qawwa nominali, kW (hp) | 735 (1000) | 1100 (1500) | 1470 (2000) | |
Kwantità ta' muturi ×qawwa nominali, kW(hp) | 2 ×438(596)/1 ×800(1088) | 2 ×600 (816) | 2 ×800 (1088) | |
Veloċità nominali tal-mutur, r/min | 880/970 | 970 | 970 | |
Dijametru tal-linja tat-tħaffir, mm (pulzieri) | 32 (1 1/2) | 35 (1 3/8) | 38 (1 1/2) | |
Ġbid massimu tal-linja veloċi, kN (kips) | 275 (61.79) | 340 (76.40) | 485 (108.36) | |
Daqs tat-tanbur prinċipali (D × L), mm (pulzieri) | 640×1139 (25 1/4 × 44 7/8) | 685×1138 (27 ×44 7/8) | 770×1361 (30 ×53 1/2) | |
Daqs tad-diska tal-brejk (D×W), mm (pulzieri) | 1500 × 40 (59 ×1 1/2) | 1600 × 76 (63 ×3) | 1600 × 76 (63 ×3) | |
Brejk awżiljarju | Brejk tal-kurrent eddy elettromanjetiku/brejk Eaton | |||
DSF40/236WCB2 | DS50/336WCB2 | DS70/436WCB2 | ||
Dimensjoni ġenerali (T × W × H), mm (pulzieri) | 6600 × 3716 × 2990 (260×146×118) | 6800×4537×2998 (268×179×118) | 7670×4585×3197 (302×181×126) | |
Piż, kg (liri) | 40000 (88185) | 48000 (105820) | 61000 (134480) |