"Rail staff should be able to come to work, do their job and go home safe at the end of their shift.
"We are calling on the travelling public of Auckland to leave our members working on the trains alone.''
The union is meeting with Transdev this week, and is calling on the operator and Auckland Transport to take steps to improve the safety of train operating staff, he said.
"We need improved security for our members on Auckland's train network.
"Rail transport is an excellent mode of transport for hundreds of thousands of Aucklanders, the vast majority of whom are respectful. But for the few who aren't, there needs to be better security in place to ensure the safety of train operations staff.''