Technical data
56
HDK-CNG_EN_03_2016
Technical data
Scope of application
Installation location
Interior installation, above freezing level, in non-aggressive atmosphere
Ambient temperature
25 to 40°C (77 to 104°F)
Natural gas inlet temperature
35 to 50°C (95 to 122°F)
Operating pressure, maximum
250 bar
e
Return pressure, maximum
20 bar
e
Fluid medium
Compressed natural gas (CNG)
Fluid group (acc. to PED)
1
Electrical connection
Mains voltage, standard
400 V, 3Ph, 50-60 Hz
Protection class
IP65
Please note type plate and attached electrical circuit diagram!
Performance details
Model
Output
1
in m3/h
Nominal
width
2
1. prefilter
2. preflter
afterfilter
Water
separator
HDK 250/250
250
G ½ i
GH7/250XP/CNG GH7/250ZP/CNG
GH7/250ZP/CNG
STH001P
HDK 750/250
750
G 1 i
GH11/250XP/CNG GH11/250ZP/CNG GH11/250ZP/CNG
STH003P
HDK 1200/250
1200
G 1 i
GH11/250XP/CNG GH11/250ZP/CNG GH11/250ZP/CNG
STH003P
HDK 2000/250
2000
G 1 i
GH11/250XP/CNG GH11/250ZP/CNG GH11/250ZP/CNG
STH003P
1
m³ related to a
compressor suction capacity of 1 bar at 15 °C. Subsequently compacted to 250 bar and 35 °C at the dryer inlet at
a relative humidity of 100 %
– for dewpoints of -25 °C and -40 °C.
2
related to DIN ISO 228 (BSP-P).
Pressure reducer
Pressure setting
dam pr 5 bar
Noise emissions
Noise level: +3 dB (A)
1
approx. 75 dB(A)
1
related to free field measurement, 1 m field
Drying agent
Filling quantity
Drying agent per vessel
Top
Molecular sieve
60 %
Middle
Waterproofed Silica gel
30 %
Bottom
Duranit
10 %
Dimensions
Please observe the dimensional drawing and table with dimensions and weights on page 64.