PURPOSE

Motor-driven bridge cranes are installed in inner spaces of ocean-going ships in order to perform auxiliary loading-unloading works at normal operation at ship list not exceeding 4°, roll with amplitude up to 6.5° and period 6.6 s.

Parameter

КЭМ 18

КЭМ 18-01

Capacity (SWL), t

18

18

Travel of crane bridge, mm

14200

12450

Travel of cargo trolley, mm

I

 

7800

 

6520

Bridge span, mm

L

 

8000

 

7100

Maximum vertical hook travel, mm

h

 

11000

 

12000

Height of remote control board suspension, mm

controls from portable board

3200

Speed of cargo lifting (lowering) and unloaded hook, m/s (m/min):

maximum

minimum

 

0.117 (7.0)±10 %

0.0017 (0.1)±3 %

 

0.117 (7.0)±10 %

0.01 (0.6)±10 %

Speed of bridge movement, maximum, m/s (m/min)

0.117 (7.0)±10 %

Speed of trolley movement, maximum, m/s (m/min)

0.067 (4.0)±10 %

Speed control

smooth, stepless

Operation duty

medium duty cycle – 25%

light duty cycle – 15%

Total crane motors capacity, kW

56

56

Cargo positioning system

available

not available

Crane mass, kg, not more

13000

12500

Overall dimensions, mm:

length

breadth

 

9100

2400

 

7705

2230

Motor-driven bridge cranes КЭМ 18, КЭМ 18-01