10
11
OUTLINES AND DIMENSIONS
5
445
1600
1095
595
G1/2
118
100±20
950
30
156
50
680
1831
Temperature and
pressure relief valve
and its access plate
(EHPT0X-VMHB)only)
Terminal block
Front panel
5-1. Technical Drawings
Letter Pipe description
Connection size/type
A
DHW outlet connection
mm/Compression
B
Cold water inlet connection
mm/Compression
C/D
Solar (ancillary heat source) connections mm/Compression
E
Space heating return connection
8 mm/Compression
F
Space heating flow connection
8 mm/Compression
G
Flow from heat pump connection
(No plate heat exchanger)
8 mm/Compression
H
Return to heat pump connection
(No plate heat exchanger)
8 mm/Compression
J
Refrigerant (GAS)
(With plate heat exchanger)
15.88 mm/Flare
K
Refrigerant (LIQUID)
(With plate heat exchanger)
9.52 mm/Flare
L
Electrical cable inlets
—
For inlets
and
, run low-voltage wires including
external input wires and thermistor wires. For inlets
,
, and
, run high-voltage wires including power cable,
indoor-outdoor cable, and external output wires.
*For a wireless receiver (option) cable, use inlet
.
<Left side>
<Front>
<Right side>
L
H / K
G / J
F
E
D
C
B
A
63.3
561.7
509.7
491.1
449.7
123
67.8
0
47.1
550.2 541.1 522.8 492.2 470.8
0
<Top>
<Unit: mm>
Main controller
Air vent
Pressure relief valve
a
b
b
d
Service access
5-2. Service access diagrams
Service access
Parameter
Dimension (mm)
a
00
b
150
c (distance behind unit not visible
in the right figure)
10
d
500
Sufficient space MUST be left for the provision of discharge pipework as detailed
in National and Local Building Regulations.
The cylinder unit must be located indoors and in a frost-free environment, for
example in a utility room, to minimise heat loss from stored water.
OCH531
Summary of Contents for ecodan EHPT20X- VM2HB
Page 89: ...89 OCH531 ...
