If you want to restore particular sequence of archivelogs from RMAN tape backup, then follow below steps.


connect target sys/******@CRM_DB

connect catalog RMAN_tst/*****@catdb

allocate channel t1 type SBT_TAPE parms ‘ENV=(NSR_SERVER=nwwerpw,NSR_CLIENT=tsc_test01,NSR_DATA_VOLUME_POOL=DD086A1)’connect sys/****@CRM_DB;
set archivelog destination to ‘/dumparea/’;
restore archivelog from sequence 7630 until sequence 7640;
release channel t1;


Above script will restore the archive sequences from 7630 to 7640 to  to /dumparea location .



Restoring a database from rman tape backup(point in time)