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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Production test table for a silent starter combined main and relay switch unit.

Identifier  ExFiles\Box 64\3\  scan0210
Date  6th March 1925
  
X8650
Unrevised tables

PRODUCTION TEST TABLE
OF
EAC. SILENT STARTER COMBINED MAIN AND RELAY SWITCH UNIT.

(A) MAIN SWITCH UNIT.

| Date. | Unit number. | (2) (3) (4) Gap remarks. | (5) amperes 2.20 to 2.40. | (6) Current to pull switch arm over (= 1.6 amps.) | (7) Copper contact for pressure 3.0 Amps (= 2.0 lbs.) | (8) Remarks. | (9) Remarks. |
|---|---|---|---|---|---|---|---|
| 16-3-25 | A | O.K. | 2.30 | 1.50 | 2.0 | ✓ | |
| 27-2-26 | B | OK | | 1.35 | 2.2 | OK | |

6.3.25.
  
  


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