ELK 3 ton electric chain hoist with hook Type HKD0303S 1. Side magnetic braking device 2. Light but durable chain bag 3. Electromagnetic contactor 4. Inverse phase sequence protecting device 5. Light aluminum alloy shell 6. Limit switch 7. Approved by CE&GS 8. Chain: FEC 80 9. Highly effective, lightweight, easily-maintenance 10. ISO: M5 /FEM: 2AM Insulation grade: F 11. Protection class (hosit and push button): IP55 12. Powder supply: 3 phase, 200-600V, 50Hz 13. Noise (single/ double speed): 81dB. 14. Volume: 0.1503CBM 14. Prime quality in China