REFILE-UPDATE 1-Siemens out of bidding for Britain's Crossrail trains
* Siemens: winning contract could hurt existing commitments
* Siemens move leaves Bombardier, CAF, Hitachi as bidders
* Contract is worth 1 billion pounds
LONDON, July 5 (Reuters) - Siemens has pulled out of the bidding to provide trains for Britain's multi-billion pound Crossrail project, raising prospects for rivals Bombardier , Hitachi and Spain's CAF to win the contract.
Siemens said on Friday it no longer had the capacity to deliver 600 carriages for the new line to connect east and west London.
"Crossrail is a very large project and, since first undertaking our initial assessment of capacity and deliverability, Siemens has won multiple additional orders," the company said in a statement.
"To pursue another project of this scale could impact our ability to deliver our current customer commitments."
The German company said it would still deliver signalling and control systems for the Crossrail project. Continued...