Specifications

NAIROBI OPERATIONAL HUB
UNOPS Building, UN Lane, Off UN Avenue Tel: [phone]
P.O Box 783,Village Market, 00621 E-mail: [e-mail]
Nairobi, Kenya Website: www.unops.org
UNOPS is ISO 9001 certified
comply with the relevant BS. The vibratory force induced as
the engine passed through resonance revolutions during
starting and stopping period shall not cause any damage to the
whole system.
11. Engine Monitor Panel
a) Each engine shall be provided with a monitor panel adequately
isolated from vibration, which shall contain facility to monitor
the following:
i) Engine speed.
ii) Temperature.
iii) Engine operation hour counter.
iv) Other required items.
b) The engine shall be able to operate manually from the monitor
panel. Manual speed control facility shall be provided.
D. Alternator and Exciter
1. The alternator shall be able to withstand the stresses caused by the
sudden application of the loads.
a) Type Self-excited, self ventilated, air-
cooled, splash-proof, synchronous
alternator.
b) Output As indicated on the drawings, at
Jordan rating.
c) Voltage 415V
d) Frequency 50 Hz.
e) No. of poles 4
f) No. of phases 3, (neutral to be brought out).
g) Power factor 80% lagging.
h) Commercial efficiency not less than 90% (including
excitation and field losses).
i) Voltage regulation Automatic and static.
2. Class "F" insulation shall be applied to stator, rotor and exciter
windings.
3. The alternator shall be suitable for continuous running duty type
S1, BS 2613 (latest edition).