Electrical Design Calculation
Electrical Design Calculation
LP-HC-00-EXT1
Ckt Phases Ckt
Load Ckt Wires RCD C.B. RCD Wires Ckt Load
Remarks
Description
Load
No. 2
(No.xmm ) (mA)
C.B. (A)RYBN (A) (mA) (No.xmm )2
No.
Load
Description
Remarks
(Watt) (Watt)
750 1 y y 2 1250
4X16 4X16
site* lighting 750 3 XLPE _ y y _ XLPE 4 1250 lighting site*
ARM. ARM.
750 5 y y 6 1250
3X10
lighting 1400 7 XLPE _ y y 8 1250
ARM.
4X10 4X16
lighting 1400 9 XLPE _ y y _ XLPE 10 1500 lighting site*
ARM. ARM.
spare 11 - 15 y y 12 1500
500 13 y y 14 1100
4X16
site* lighting 500 15 XLPE _ y y 32 4X16 16 1100 lighting fence*
ARM.
1000 17 y y 18 1100
1000 19 y y 20 - 20 spare
fence* lighting 1000 21 4X16 32 y y 20 - 22 spare
1000 23 y y 20 - 24 spare
spare 25 - 15 y y 20 - 26 spare
spare 27 - 15 y y 20 - 28 spare
spare 29 - 15 y y 20 - 30 spare
31 y y 32
33 y y 34
35 y y 36
37 y y 38
39 y y 40
41 y y 42
LP-HC-00-EXT2
Phases
Load Ckt Ckt Wires RCD C.B. C.B. RCD Wires Ckt Ckt Load
Remarks
Description Load No. (No.xmm2) (mA) (A) RYBN (A) (mA) (No.xmm2) No. Load Description
Remarks
R Y B
Connected Load (A) 82.5 84.8 81.6 Connected Load (KVA): 54.75
Demand Load (A) 76.1 75.5 71.6 Demand Load (KVA): 49.10
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
150 4 220 / 380 60 42 Surface
Fed From: Main Breaker Enclosure IP 40 Enclosure
LP-HC-01-1A
Ckt Phases Ckt
Load Ckt Wires RCD C.B. C.B. RCD Wires Ckt Load
Remarks
Description
Load
No. 2
(No.xmm ) (mA) (A) RYBN (A) (mA) 2
(No.xmm ) No.
Load
Description
Remarks
(Watt) (Watt)
30 4x 100 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 54.5 56.1 44.8 Connected Load (KVA): 34.20
Demand Load (A) 46.1 47.0 38.6 Demand Load (KVA): 29.00
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
150 4 220 / 380 60 10 Surface
Fed From: Res. PP-HC-02-2A Main Breaker Enclosure IP 40 Enclosure
LP-HC-02-2A
Ckt Phases Ckt
Load Ckt Wires RCD C.B. C.B. RCD Wires Ckt Load
Remarks
Description
Load
No. 2
(No.xmm ) (mA) (A) RYBN (A) (mA) 2
(No.xmm ) No.
Load
Description
Remarks
(Watt) (Watt)
30 4x 100 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 61.1 61.8 71.4 Connected Load (KVA): 42.75
Demand Load (A) 52.3 52.5 60.9 Demand Load (KVA): 36.45
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
150 4 220 / 380 60 10 Surface
Fed From: Res. PP-HC-02-2A Main Breaker Enclosure IP 40 Enclosure
LP-HC-02-2B
Phases
Load Ckt Ckt Wires RCD C.B. C.B. RCD Wires Ckt Ckt Load
Remarks
Description Load No. 2
(No.xmm ) (mA) (A) RYBN (A) (mA) (No.xmm2) No. Load Description
Remarks
30 4x 125 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 73.6 82.0 80.0 Connected Load (KVA): 51.85
Demand Load (A) 61.4 74.8 72.3 Demand Load (KVA): 45.85
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
150 4 220 / 380 60 42 Surface
Fed From: PP-HC-03-MOSQ Main Breaker Enclosure IP 40 Enclosure
LP-HC-03-MOSQ
Ckt Phases Ckt
Load Ckt Wires RCD C.B. C.B. RCD Wires Ckt Load
Remarks
Description
Load
No. 2
(No.xmm ) (mA) (A) RYBN (A) (mA) 2
(No.xmm ) No.
Load
Description
Remarks
(Watt) (Watt)
30 4x 60 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 40.0 41.4 40.7 Connected Load (KVA): 26.85
Demand Load (A) 37.3 39.6 38.5 Demand Load (KVA): 25.39
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
100 4 220 / 380 60 10 Surface
Fed From: Respective FP Main Breaker Enclosure IP 40 Enclosure
LP-HC-04-SP
Phases
Load Ckt Ckt Wires RCD C.B. C.B. RCD Wires Ckt Ckt
Remarks
Description Load No. (No.xmm2) (mA) (A)
RYBN (A) (mA) (No.xmm2) No. Load
Load Description Remarks
30 4x 100 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 65.7 59.3 56.6 Connected Load (KVA): 39.95
Demand Load (A) 57.0 49.6 48.0 Demand Load (KVA): 34.01
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
150 4 220 / 380 60 42 Surface
Fed From: PP-RG Main Breaker Enclosure IP 40 Enclosure
LP-HC-05-SCH-1
Ckt Phases
Load Ckt Wires RCD C.B. C.B. RCD Wires Ckt Ckt Load
Remarks
Description Load
Loa 2
(No.xmm ) (mA) (A) RYBN (A) (mA) (No.xmm2) No. Load Description
Remarks
d
30 4x 60 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 13.6 17.3 8.2 Connected Load (KVA): 8.60
Demand Load (A) 13.6 17.3 8.2 Demand Load (KVA): 8.60
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
100 4 220 / 380 60 42 Surface
Fed From: Respective MDP Main Breaker Enclosure IP 40 Enclosure
LP-HC-07-GUARD
Ckt Phases Ckt
Load Ckt Wires RCD C.B. C.B. RCD Wires Ckt Load
Remarks
Description
Load
No. 2
(No.xmm ) (mA) (A) RYBN (A) (mA) 2
(No.xmm ) No.
Load
Description
Remarks
(Watt) (Watt)
30 4x 100 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 66.6 50.7 58.2 Connected Load (KVA): 38.60
Demand Load (A) 61.8 42.5 52.7 Demand Load (KVA): 34.55
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
150 4 220 / 380 60 10 Surface
Fed From: MDP-1 Main Breaker Enclosure IP 40 Enclosure
LP-HC-08-CLINIC
Phases
Load Ckt Ckt Wires RCD C.B. C.B. RCD Wires Ckt Ckt Load
Remarks
Description Load No. 2
(No.xmm ) (mA) (A)
RYBN (A) (mA) (No.xmm2) No. Load Description
Remarks
R Y B
Connected Load (A) 81.4 78.6 85.7 Connected Load (KVA): 54.05
Demand Load (A) 76.8 66.4 73.0 Demand Load (KVA): 47.55
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
150 4 220 / 380 60 42 Surface
Fed From: PP-HC-08-REC Main Breaker Enclosure IP 40 Enclosure
LP-HC-08-REC
Phases
Load Ckt Ckt Wires RCD C.B. C.B. RCD Wires Ckt Ckt Load
Remarks
Description Load No. 2
(No.xmm ) (mA) (A)
RYBN (A) (mA) (No.xmm2) No. Load Description
Remarks
R Y B
Connected Load (A) 73.4 70.7 69.5 Connected Load (KVA): 47.00
Demand Load (A) 63.5 70.7 61.8 Demand Load (KVA): 43.11
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
100 4 220 / 380 60 36 Surface
Fed From: PP-HC-08-REC Main Breaker Enclosure IP 40 Enclosure
LP-HC-08-REC1
Phases
Load Ckt Ckt Wires RCD C.B. C.B. RCD Wires Ckt Ckt
Remarks
Description Load No. (No.xmm 2) (mA) (A)
R Y B N (A) (mA) (No.xmm ) No. 2
Load
Load Description Remarks
30 4x 100 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 76.6 56.8 58.9 Connected Load (KVA): 42.30
Demand Load (A) 62.5 45.9 46.9 Demand Load (KVA): 34.16
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
150 4 220 / 380 60 30 Surface
Fed From: MDP-2 Main Breaker Enclosure IP 40 Enclosure
LP-HC-09-ADMIN
Ckt Phases Ckt
Load Ckt Wires RCD C.B. C.B. RCD Wires Ckt Load
Remarks
Description
Load
No. 2
(No.xmm ) (mA) (A) RYBN (A) (mA) 2
(No.xmm ) No.
Load
Description
Remarks
(Watt) (Watt)
30 4x 60 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 15.2 24.1 13.6 Connected Load (KVA): 11.65
Demand Load (A) 15.2 24.1 13.6 Demand Load (KVA): 11.65
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
100 4 220 / 380 60 10 Surface
Fed From: PP-HC-12-WAREHOUSE Main Breaker Enclosure IP 40 Enclosure
LP-HC-12-WAREHOUSE
Ckt Phases Ckt
Load Ckt Wires RCD C.B. C.B. RCD Wires Ckt Load
Remarks
Description
Load
No. 2
(No.xmm ) (mA) (A) RYBN (A) (mA) 2
(No.xmm ) No.
Load
Description
Remarks
(Watt) (Watt)
Main Elec. lighting 700 1 3x2.5 15 y y 6 3x6 2 3000 Minispli Main. Elec.
Trans. Rm. lighting 1000 3 3x2.5 15 y y 20 - 4 spare
spare 5 - 15 y y 20 - 6 spare
spare 7 - 15 y y 20 - 8 spare
Trans. Rm. sockets 800 9 3x4 20 y y 20 - 10 spare
Gen. Rm. sockets 1200 11 3x4 20 y y 20 - 12 spare
13 y y 14
15 y y 16
17 y y 18
19 y y 20
21 y y 22
23 y y 24
25 y y 26
27 y y 28
29 y y 30
31 y y 32
33 y y 34
35 y y 36
37 y y 38
39 y y 40
41 y y 42
30 4x 60 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 16.8 8.2 5.5 Connected Load (KVA): 6.70
Demand Load (A) 16.8 8.2 5.5 Demand Load (KVA): 6.70
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
100 4 220 / 380 60 10 Surface
Fed From: MDP-2 Main Breaker Enclosure IP 40 Enclosure
LP-HC-14-TRF
Phases
Load Ckt Ckt Wires RCD C.B. C.B. RCD Wires Ckt
Remarks
Description Load No. 2
(No.xmm ) (mA) (A)
R Y B N (A) (mA) (No.xmm 2) No.
1200 Load Description Remarks
30 4x 60 A Isolator
(with 300 mA RCD)
R Y B
Connected Load (A) 30.0 25.5 20.9 Connected Load (KVA): 16.80
Demand Load (A) 23.2 16.4 14.1 Demand Load (KVA): 11.80
Busbars [A] Wires Voltage Freq. [Hz] No. of Ways Mounting
100 4 220 / 380 60 42 Surface
Fed From: MDP-2 Main Breaker Enclosure IP 40 Enclosure
LP-HC-15-GEN
Ckt Phases Ckt
Load Ckt Wires RCD C.B. C.B. RCD Wires Ckt Load
Remarks
Description
Load
No. 2
(No.xmm ) (mA) (A) RYBN (A) (mA) 2
(No.xmm ) No.
Load
Description
Remarks
(Watt) (Watt)
LP-HC-04-S1,S2,S3,S4