DGY20 PIPELAYER TECHNICAL SPECIFICATIONS

Max. lifting capacity(t)		20
Max. lifting moment at Min. range of the boom(kN.m)		239(196kN×1.22m)
Max. lifting moment at Max. range of the boom(kN.m)		186(41.2 kN ×4.5m)
Boom length（m）		5.5
Max . lifting height of the hook(m)		3.96
Hoisting speed(six times)(m/min)		10
Time of change range(s)		30
Model of chassis		PD165Y
Model of diesel engine		CUMMINS NT855—C280
Rated power (kW/r.p.m)		122/1850
Track gauge（mm）		1880
length of track on ground(mm)		2650
Track shoe width（mm）		610
Model of oil hydraulic pump		CB-P63/50
Rated working pressure of system (MPa)		21
Lifting winch		Hydrauliclly driven,Planetary transnission
Rated pulling force of system (N) (third layer)		36,460
Diameter of wire rope（mm）		φ16
Ranging winch		Hydrauliclly driven,Planetary transnission
Rated pulling force of system (N) (second layer)		35,000
Diameter of wire rope（mm）		φ14
Temperature of surroundings(℃)		-20 ~ +40
Overall dimension (Length×Width×Height)	With boom(m)	4.20×4.33×6.30
	Without boom(m)	4.20×3.24×3.20
Ground Pressure	Without load (Mpa)	0.074
	With full loading (Mpa)	0.136
Operating weight (t)		23.7