Maeda MC285CB-3 - Page 41

M A E D A Mini-Crawler Crane Section 3 –PRINCIPLE SPECIFICATIONS LIST
9/2020 MC285CB-3 3-5
System / Item
MC285CB-3
Hydraulic System
Hydraulic pump Double-throw variable piston pump (6 cc/rev x 2)
Rated pressure 20.6 MPa
Hydraulic oil tank capacity 20 L
Battery
Type Lithium ion
Capacity DC 55 V – 135 Ah
Input voltage/current Single-phase 100 V/15 A, 200 V/16 A
Charging time
100 V AC: 5 hrs 18 mins to 80%, 7 hrs to 100%
200 V AC: 2 hrs 20 mins to 80%, 3 hrs 30 mins to 100%
Operating time (with full charge) Continuous high-speed travel: 2 hrs 12 mins
Weight 92.4 kg (15.4 kg × 6)
Operating elevation Up to 2,000 m
Electric motor Output 7.5 kW AC 30 V/2500 min
-1
Safety Device
Over winding detector, over-unwinding stop device, angle indicator, hydraulic safety valve, wire rope latch,
level, machine body inclination alarm, EMO Switch, crane outrigger interlock device, moment limiter,
outrigger setting light, working status lamp
Options Black rubber tracks, Single fall hook, Searcher hook
Classification Mobile crane ISO4301/2 Group A1
For optimum operation and storage of this machine follow the requirements listed below:
• Operating temperature: -20°C to 40°C (no frost)
• Storage temperature: -20°C to 55°C
• Operating humidity: Max. 85% RH (no condensation)
• Atmosphere: Outdoor environment free from explosive, flammable and corrosive gases, moisture and
excessive dust particles
For details on storage, see “STORAGE” on page 5-52.