how to buy the SMR gear box
Gearbox Coding
Gearbox coding
To start with three letters: SMR
Fourth letter, unit size: BCD EFG HJ
Fifth and sixth digits, ratio code: 05 13 20
Seventh digit. indicates assembly: O shaft mounted pace reducer 2 flange mount
Eighth digit: signifies output hub bore needed: one typical metric bore. two alternate metric bore.
Example
Size e unit twenty:one nominal gear ratio, shaft mounted with conventional metric hub bore (55mm): SMR-E2001
It backstop are required, these should be purchase individually. and should specify the output hub rotation. E.g.: SMR-E2001 comprehensive with backstop. in the input shaft side, the output hub’s rotation is in clockwise.
optional Extras
Backstops
A backstop may perhaps be integrated on applications exactly where it really is required to avoid reversal of rotation. it truly is rapidly installed within the reducer, by simply just removing a cover plate
Note: For ratio 5: 1 gear box, backstop usually do not advisable.
Flange mounting
SMR case style and design is such the reducer is often bolted direct to supporting framework. this flange mounting use of the reducer could allow designers to omit a bearing or pillow block, however it does. needless to say. do away with the quick belt adjustment function characteristic of shaft mount.
Note: Common SMR gearbox don’t drill mount screws. when customer need to have these varieties mount, please specify during the purchase.