1. Safety
PNEG-1993
CE Compliant E-Series Chain Conveyors - All Models
15
Guards
The following minimum guarding must be fitted at all times.
1. All trough, head and tail covers.
2. Inlet and outlet guarding.
3. Belt drive and pulley guard.
Electrical Safety
Motors must be:
1. Selected to suit the length of conveyor (check with GSI).
2. IEC/CE compliant.
3. IP55 minimum.
Control equipment shall include:
1. Fuse protected main power supply.
a. The electrical supply should include earth leakage protection, eg Residual Current Device (RCD)
or Residual Current Circuit Breaker (RCCB), to provide automatic disconnection in the event of
a fault.
2. Lockable main safety disconnect.
a. Disconnects all electrical power.
3. Lockable motor service disconnect.
a. Adjacent to each motor (or group of motors).
b. Disconnects all power to the motors.
4. Emergency stops.
a. Stops all equipment immediately when pressed.
b. Must remain engaged until manually disengaged.
c. Equipment shall not immediately re-start when the emergency stop is re-set.
5. Door safety interlocks - where doors provide access to dangerous machinery.
a. Immediately stops and prevents re-start of all equipment when the door is open.
b. Equipment shall not immediately re-start when the door in closed.
c. Safety switches shall be SIL3 in accordance with IEC62061:2005.
d. Safety circuits should be Category 3 in accordance with EN 954-1:1997 or PLc in accordance
with ISO 13849-1:2006.
