Lochinvar EcoKnight EKB115CE, Installation, Commissioning And Maintenance Instructions

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3.0 TECHNICAL DATA
Model Number EKB45CE EKB60CE EKB85CE EKB115CE EKB145CE EKB175CE EKB205CE EKB235CE
GENERAL DATA
Input (gross) – kW 44.0 61.5 83.5 116.9 146.5 175.8 205.2 234.5
Input (net) – kW 39.6 55.4 75.2 105.3 132.0 158.4 184.9 211.3
Output – kW (50º/30º) 41.2 58.7 79.7 110.6 141.1 168.9 197.8 228.4
Output – kW (80º/60º) 38.5 53.2 71.0 101.1 126.5 151.9 176.3 200.7
Seasonal Efficiency – % 96.4 95.6 95.6 93.2 96.7 95.0 95.1 95.3
Shipping Weight – kg 75 79 102 129 138 154 168 184
NO
X
Class 5
GAS DATA – G20
Nominal gas inlet pressure – mbar 20.0
Maximum gas inlet pressure – mbar 25.0
Minimum gas inlet pressure – mbar 17.5
Gas flow rate – m
3
/hr 4.2 5.9 8.0 11.1 14.0 16.8 19.6 22.3
Flue gas mass rate – g/sec
(@ 9.0% CO
2
)
16.0 22.3 30.4 42.5 53.2
63.9 74.6 85.2
Gas inlet connection size – “ BSP ½ ¾ 1
GAS DATA – G31
Nominal gas inlet pressure – mbar 37.0
Maximum gas inlet pressure – mbar 45.0
Minimum gas inlet pressure – mbar 27.0
Gas flow rate – m
3
/hr 1.7 2.3 3.1 4.4 5.5 6.6 7.7 8.8
Flue gas mass rate – g/sec
(@ 10.5% CO
2
)
16.7 23.2 31.6 44.2 55.4
66.6 77.6 88.8
Gas inlet connection size – “ BSP ½ ¾ 1
WATER DATA
Water content – litres 4.9 6.4 9.1 12.9 15.9 15.9 18.9 21.6
Water connections (F & R) – “ BSP 1 ¼ 2
Max. water pressure (PMS) – bar 11.0
Min. water pressure – bar 0.5
Test pressure – bar 16.5
Maximum water temperature –  C 88
FLUE DATA TYPE B
23
Nominal flue diameter – mm 80 100 150
Maximum flue gas temp. –

C 120
Maximum equivalent length – m 60
Equivalent length 90  bend – mm 1000
1500
Equivalent length 45

bend – mm 500
900
Flue gas temperature –  C 70
Flue draught requirements – mbar -0.03 to -0.1
FLUE DATA TYPE C
13
& C
33
Nominal flue diameter – mm 80/125 100/150 150/220
Maximum flue gas temp. –

C
120
Maximum equivalent length – m 30 13 30‡
Equivalent length 90

bend – mm 1000
1500
Equivalent length 45

bend – mm
500 900
FLUE DATA TYPE C
43
& C
53
Nominal flue diameter – mm 80 100 150
Average flue gas temp. –  C
(80/60 Flow/Return)
70
Maximum flue gas temp. –

C 120
Maximum equivalent length – m 60*
Equivalent length 90

bend – mm 1000
1500
Equivalent length 45

bend – mm
500 900
TABLE 3.1 TECHNICAL DATA
‡ EKB175CE, EKB205CE and EKB235CE use a concentric terminal only. The remainder of the flue system is
to be constructed from 150mm single wall components.
*
On twin pipe systems, the maximum equivalent length is the sum the air inlet components and the exhaust
components.