item

unit

double fall rates

four fall rates

rated lifting capacity

KN.m

1250

maximum load-lifting capacity

t

5

10

working range

M

3~60

load-lifting capacity of maximum range

t

1.803

1.769

range  of  maximum  load-lifting  capacity

m

27.155

14.867

hoisting  height

Freestanding

 m

50

Attaching

180

90

hoisting  speed

m/min

79.4/40.6

39.7/20.3

swing  speed

r/min

0.57

luffing  speed

m/min

44/22

maximum  lifting  speed

0.4

minimum  stable fall  speed

≤5

Overall  demension

Under  bed

m

7.76×7.76

Overall  height    freestanding

60.502

Distance between jib-head and swing center

61.383

Distance between jib-end and swing center

14.82

overallweight

Structure weight  Freestanding            

t

53.506

Counter weight

18.5

total  capacity  of  motors

KW

49.3

permitted  working  temperature

C

-20~+40

basic  wind  pressure  in  the  working  state

Pa

250

basic  wind  pressure  in  the  non  working  state

Pa

1100

Parameter  of  power  supply

50Hz

-380V±10%