RATE A
| 1. | Armature winding (n.e.s.). |
| 2. | Balancing work (n.e.s.). |
RATE AA
| 1. | Repetition balance work requiring the addition of mass (including by welding) where this necessitates drilling and/or tapping into the work piece and/or balance piece and where adjustments to the mass of the balance piece could be required. |
RATE C
| 1. | All operations (except preparation prior to winding, taping and banding and compound filling) in the winding of armatures, using preformed coils on machines rated in excess of 25 kW. |
| 2. | All operations, except taping and banding in the winding of stators in excess of 500 kW and/or rotors of machines rated in excess of 500 kW. |
| 3. | Final machining of slip rings on completed rotors (by means of special-purpose machine). |
RATE D
| 1. | All operations in the assembling (excluding sub-assembly, motor fielding and fitting) of motors and Generators having a rotating core diameter exceeding 500mm. |
| 2. | Banding of rotors and/or armatures. |
| 3. | Commutator undercutting (n.e.s.). |
| 4. | Field coil winding, using bare strip. |
| 5. | Repetition checking by routine testing of motors, motor coils and windings limited to the following operations (under direct supervision of a Rate A employee): Checking phase resistance and balance, flash testing at up to 2 kV, checking of speed and direction of rotation, checking of no-load and load power consumption and of torque (n.e.s.). |
| 6. | Routine mechanical coupling up with standard equipment of machines up to and including 260 kW on test beds (n.e.s.). |
RATE DD
| 1. | All operations (including connecting) in the winding of armatures, using preformed coils up to and including machines rated at 25 kW: After 12 months experience: At Rate D rate of pay. |
| 2. | All operations (n.e.s.) (including connecting and taping) in the winding of stators up to and including 500 kW and/or rotors up to and including machines rated at 500 kW: |
First two months of experience on this work at 90 per cent of the Rate
Thereafter: Rate DD
| 3. | Hard soldering of leads and/or connections on wire-wound stators and/or rotors. |
| 4. | Repetition balancing work requiring the addition of balance mass pieces, where the fixing of these balance pieces requires holes to be drilled, and where the masses of the balance pieces are predetermined. |
RATE DDD
| 1. | Field coil winding, using insulated conductors. |
| 2. | Forming and/or bending of stator and/or armature and/or rotor coils by hand. |
| 3. | Inserting of preformed coils and insulation into slots and taping of preformed coils above 4 kW up to and including 20 kW. |
| 4. | Repetition checking of motors assembled and rated to run only at up to 1,5 kW limited to the following operations (under the direct supervision of a Rate A employee): Checking phase resistance and balance, flash testing at up to 2 kV, checking of speed and direction of rotation, checking of no-load power consumption and of torque. |
| 5. | Routine flash testing of motor windings up to 60 kW with flash testing unit, preset by Rate A to D employee up to 2 000 V. |
| 6. | Taping and/or wrapping of rotor and/or stator and/or armature coils and/or field coils and/or conductors and/or lead anchoring staples in frames by hand (n.e.s.). |
RATE F
| 1. | Checking by routine testing of motor coils and/or windings, on machines rated at up to and including 1,5 kW, where the operations are confined to connecting up to test apparatus and where the operating is limited solely to accept or reject by means of indicators. |
| 2. | Inserting of preformed coils and insulation into slots and taping of preformed coils up to and including 4 kW. |
| 3. | Repetition balancing work requiring the addition of balance mass pieces to preformed nipples, grooves, studs, holes, etc. or by the removal of specially provided fins or nipples by cutting. |
RATE G
| 1. | All operations in the assembling (excluding fitting adjustments) of motors and generators having a rotating core diameter not exceeding 500 mm. |
| 2. | Banding of rotors and/or armatures with resin coated tape on machines rated at up to 1,5 kW. |
| 3. | Bedding brushes in jigs to obtain profile. |
| 4. | Broaching by press of rotor cores and brush holder boxes (excluding setting up). |
| 5. | Checking core stacks, using pre-set gauges. |
| 6. | Commutator undercutting by automatic machine (excluding setting). |
| 7. | Filing by hand of coil bars for rotors to go and no-go gauges. |
| 8. | Filing by hand of coil slots in rotors and/or stators and/or armatures to go and no-go gauges. |
| 9. | Inserting bars in squirrel-cage rotors. |
| 10. | Motor fielding – the sub-assembling of pole pieces and/or washers and/or coils and/or the connecting of coil leads in a magnet frame. |
| 11. | Packing and/or ironing on of insulating material on to the armature to form a seat for the armature coils. |
| 12. | Reinforcing of armature coil evolutes by extra taping. |
| 13. | Routine mechanical coupling up with standard equipment of machines up to and including 265 kW on test beds where no alignment is required. |
| 14. | Stacking and/or banding and/or securing laminations and the positioning of clamps, including the use of fixed gauges. |
| 15. | Stator and/or rotor and/or armature coil forming by hand, using formers or by power-driven machine (excluding setting of trips). |
| 16. | Stripping of windings for the purpose of remanufacture only. |
| 17. | Swaging of special purpose rivets on pole pieces. |
| 18. | Taping and/or wrapping of stator and/or rotor and/or armature coils and/or field coils and/or conductors and/or tubes by machine where the machine is pre-set by a Rate AA to D employee. |
| 19. | Winding and/or pulling of stator and/or rotor loops by hand and/or by power-driven machines (excluding setting up). |
RATE H
1. Deburring and/or dressing laminations by hand and/or machine (including use of files-stators and/or rotors).
2. Waxing coils to ease insertion into slots.
