90002 Allotted to TATA clears RDSO trials.
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RDSO issued the certificate after the locomotive (WAG-9HH number 90002) successfully cleared the oscillation and EBD (emergency braking distance) trials conducted at RDSO.
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9,000 hp version of the WAG-9H has been classified by IR as WAG-9 HH. The first H stands for higher axle load and the second H stands for the higher power rating. The class has been allocated a block of serial numbers starting with 90001, the number of the first unit.