Accession No

4028

Brief Description

transformer, Weston Elec. Inst. Co., 1925-1935 (c)

Origin

Newark; N.J.; U.S.A.

Maker

Weston Electric Instrument Company Ltd

Class

electrical

Earliest Date

1925

Latest Date

1935

Inscription Date

Material

wood; rubber; plastic (ebonite); metal

Dimensions

height 206mm; breadth 159mm; depth 77mm

Special Collection

Cambridge Instrument Company Collection

Provenance

Donated by the Cambridge Instrument Company.

Inscription

‘WESTON CURRENT TRANSFORMER MODEL 461 No. 818
CAP. 5 VOLT-AMPS. FREQ. 25-133 LINE-VOLTS 2500
...
WESTON ELEC. INSTRUMENT CO. NEWARK, N.J., U.S.A.’ (on metal plate on front)

Description Notes

Rectangular wooden base; four rubber feet; four plated terminals on top for primary ranges of 10, 20 and 40 amperes; two secondary terminals with short-circuiting switch between; horizontal cylindrical hole through core of transformer, with ebonite frame, for use with larger primary currents (one turn through core gives a range of 800 amperes); metal plate on front of box giving instructions and specifications.

Condition: fair (case cracked and worn); complete.

References

Events