ZJ20--Basic parameter and specification

(1) Nominal drilling capacity (127mm DP)-1500-      2000m
(2) Max. hook load-1350 kN
(3) Max. pull of fastline-200kN
(4) Dia. Of wireline-29mm
(5) Drill line number-8
(6) Crown block-TC135
(7) Travelling block-YC135
(8) Hook-YG135
(9) Clearance height of substructure-2.6 or 3.3m
(10)Derrick model and Height from drilling       floor-box on box or telescoping, 3.8or4.5m

  (11)Max. load of derrick-900KN
  (12)Derrick model-K or telescoping
  (13)Quantity and model of mud         pump-F800-1
  (14)Rated power of drawworks-500hp
  (15)Electric control mode--AC-SCR-DC
  (16)Drive mode of mud pump-electric
  (17)Derrick height-31or39m