August 13, 2014
Philip Pai-Pin Chen
Good days and be happy worldwide.
Key for the days.
I.
Johann
Wolfgang Von Goethe said:
Whatever you cannot understand, you cannot possess.
Thank you so much.
Please note: the materials shown Not for
Construction.
Please contact me, if you are interesting the
materials listed.
Draft:
Revised and updated required.
Scope of work, 5%, 10%, 20%, 25%, more or
less as per specifications and contracts signed.
HVAC (5
to 10% of Total)
SCOPE OF WORK GUIDE FOR SCHEMATIC DESIGN
PHASE
1.
Prepare
Outline Description including:
2.
Space
requirements
3.
Sketches
where required.
4.
Construction
cost estimates in dollars per sq.
5.
Recommendations
for studies and reports to be included in subsequent phases of work
Scope of work, 5%, 10%, 20%, 25%, more or
less as per specifications and contracts signed. Continued.
HVAC
(20-25% Total)
SCOPE OF WORK GUIDE FOR SCHEMATIC DESIGN
PHASE
A. General
B. Scope of Work
1. Update and confirm SDD Phase of
work.
2. Prepare Load estimates
a.
Using
H-Load Program
b.
Use
of hand Cal.
3. Design criteria
4. Energy analysis
5. Drawings
a.
Abb.
& sys. List
b.
Typical
Fl. Plan
c.
Establishing
space requirements and accessibility
d.
Establish
weights of major equipment and average loads
e.
Typical
AC system flow diagram
f.
Applicable
flow and riser diagrams (air & Water).
6. DD (Preliminary) Specification.
7. Cost estimate
File:
PPC. Memo. #25.0813, 2014
CC: PM of
Each Trade
NYSEASIA.com;
NYSEASIAWorld Worldwide, Philip Pai-Pin Chen
Date: Aug.13,
2014 Memo. # 26 PPC/ADSC
Subject:
ELECTRICAL/ SCOPE OF WORK GUIDE FOR SCHEMATIC DESIGN
Re: HVAC/ M&E Design Input Data
Subject – HEAT LOSSES FOR TYPICAL ELECTRICAL
EQUIPMENT
1.
TRANSFORMERS
A.
General
– Approximate loss of 15KW per 1000 KVA.
B.
Dry
Type, 600 volts and under : 30 thru 500 kva over
600 volts: 750 thru 1000 kva.
Approximate % Total loss
80Degree
Temp Rise; 115 Degree Temp Rise; 150Degree Temp Rise; KVA Range
2.58% 2.98% 4.20% 30 thru 75
2.10%
2.30% 3.50% 112.5 thru 225
1.45% 1.64% 2.30% 300 thru 500
1.13% 1.32% 1.55% 750 thru 1000
l
Square
D Company
C.
Oil
Filled
Approximate
% Total Loss
5/8.33
KV; 25KV class; 35 KV class; KVA Range
5800
watts 6300 watts 6880 watts 500KVA
7500 8750 9400 750
9900 10500 11500 1000
14600 15400 16300 1500
18500 19400 19900 2000
22500 23900 24700 2500
* W.H.,
Catalog 47-1x1 page 4, P. NETWORK
2.
UNIT
SUBSTATIONS
A.
Transformers
– Approximate loss of 15 kw per 1000 KVA
B.
Breakers
(460v)- Approximate loss of 400w per breaker
C.
Breakers
(4160v) – Approximate loss of 800w per breaker
l
Electrical
Construction and Maintenance
3. MOTOR CONTROL CENTER
A.
General
– Approximate loss of 200w per vertical section
B.
Components
MOTOR CONTROL CENTER COMPONENTS
Component; Size/Rating Approximate Loss BTU per Minute
Magnetic Size 1 0.9
Starters Size 2 2.5
3
4.5
4
8.0
5
17.0
Circuit
Breakers 100 Amps 0.5
225 thru 600 amps 9.0
Fusible
Switches 30 Amps 0.5
60 Amps 1.0
100 Amps 2.5
200 thru 600 Amps 9.0
Control
Transformers 50VA 0.5
100VA 0.9
150 VA 1.3
300VA 2.6
500VA 2.9
750VA 4.3
1000VA 5.7
* S. D.
Company
Filed.ieee.mobi,
nyseasiaworld worldwide.
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