Where it fits
Petrochemical, chemical and other classified industrial lifting zones.
HENAN MINE CRANE / EXPLOSION-PROOF OVERHEAD CRANES
Explosion-Proof Double-Girder Bridge Crane
Specify the whole lifting system for the hazardous area.
QB is the conventional double-girder explosion-proof bridge for heavier process and maintenance lifts. Selection must reconcile the required capacity and duty with the gas or dust classification, component marking and site ambient conditions.
QBModel designation5–75 tRated load selection
PRODUCT CONFIGURATION / QBTHE LIFTING TASK
Designed for your handling path.
QB is the conventional double-girder explosion-proof bridge for heavier process and maintenance lifts. Selection must reconcile the required capacity and duty with the gas or dust classification, component marking and site ambient conditions.
Crane arrangement
Top-running double girder with Explosion-protected trolley hoist.
MODEL QB
Technical configuration
Size the crane against the load, installation geometry and work cycle. The final equipment schedule follows the project drawings and operating brief.
Rated capacity5–75 t
Crane span10.5–31.5 m
Lifting heightConfirm by project
Duty classA4–A6
Hoisting speedConfirm by project
Bridge / structureTop-running double girder
Lifting systemExplosion-protected trolley hoist
Power reference3-phase AC 380 V / 50 Hz listed
ControlConfirm pendant, remote or cabin arrangement and its protection
Protection / markingSet from approved area classification and exact equipment certificates
Runway and building interfaceCheck runway geometry, wheel loads and building reactions
Hook approach and clearanceConfirm required lifting envelope against the site drawings
BUYER'S SELECTION GUIDE
Specify the crane around the job.
Petrochemical, chemical and other classified industrial lifting zones.
Compare the Explosion-Proof Overhead Cranes range ↗Load and lifting attachment
Share the maximum lifted mass, load dimensions, center of gravity and any grab, magnet, spreader or lifting beam.
Runway and building interface
Confirm runway centers, wheel loads, building clearances and hook approaches.
Duty and controls
State typical load, lifts per hour, travel distance, shifts, control position and site power supply.
Model-specific check
Load spectrum, trolley and bridge drives, exact Ex marking and approved drawings.
PRODUCT PHOTOS
See the QB configuration.
Review the equipment arrangement alongside your proposed site layout and lifting route.
TALK TO OUR ENGINEERS
Get a QB crane proposal.
Send the load schedule and site drawings. We can configure the crane, lifting system and installation interface for your operating conditions.
Request a technical proposal ↗- Maximum lifted load and attachment
- Span, travel length and available clearances
- Daily lifting cycle and control choice
- Power supply, environment and destination
