|
TYPE |
Screen
protected Lall-King alternators are two type |
| TRF |
Transformer
type statically excited, Self regulator (Voltage regulation
+ 5%) |
| CPD |
Compound
type Self excited, Self regulator without transformer.
(Voltage regulation + 10%) |
| RATING |
Three
phase 400/200 volts, 50Hz , 4 wire, 0.8Pf.
Single phase, 230V, 50Hz, Upf. (Rpm-1500) |
| ARMATURE |
Is of
high frade silicon steel laminations heavily pressed,
keyed & clamped with heavy plates on both sides
to the shaft by hydraulic press. |
| POLES |
The
steel laminated field poles are pressed by hydraulic
press, securely ribbed & bolted to M.S. Yoke. |
| BALL
BEARING |
Of
adequate capacity are fitted to ensure trouble free
running. |
| TERMINALS |
Pillar
type Bakelite terminal plates are fitted. |
| CABLE |
Heavy
duty cables are used in each alternator. |
| COOLING |
Is
arranged by an aluminium fan which is provided by an steel
sheet screen. |
| SLIPRINGS |
Of
special copper bronze metal are used. |
| TESTING |
Each
alternator & gen-set is thoroughly tested. |
| PANEL |
Is made
of heavy duty M.S. Sheet & complete with heavy duty
wiring & having following instruments. |
