Electrical Data
Resistor connection
PTC compliant with DIN 44081 and DIN 44082.
Number
1..6 resistors in series
Shut-off value
3.3
Ω
.... 3.65
Ω
... 3.85
Ω
Reset value
1.7
Ω
.... 1.8
Ω
... 1.95
Ω
Trigger tolerance
±
6
°
C
Collective resistance of the sensor loop
< 1.65
Ω
Terminal voltage
≤
2.5V for R
≤
3.65
Ω
,
≤
9V for R =
∞
Sensor current
≤
1mA
Short circuit
20
Ω
≤
R
≤
40
Ω
Power consumption
60 mA
Testing conditions
EN 60 947-8
Measurement voltage surge resistance
6000V
Overvoltage category
III
Pollution degree
2
Measurement isolation voltage Vbis
690V
Reliable galvanic isolation until Vi
500V
Perm. ambient temperature
-4°F [-20
°
C] ... 140°F [+60
°
C]
EN 60068-2-1 Dry heat
Moisture
5–95%, no condensation permissible
EMC resistance
EN61000-6-2
EMC emissions
EN61000-6-4
Vibration resistance
10–1000Hz 1.14g
Shock resistance
50g
Safety system values
EN 61508 for Tu = 167°F [75
°
C] ongoing
SIL
2 for maintenance cycle of 2 years
1 for maintenance cycle of 3 years
HFT
0
PFD (for yearly functional test)
4.10 *10
-3
SFF
78%
λ
s
+
λ
DD
8494 FIT
λ
DU
934 FIT
Ordering number 130B1137
VLT
®
HVAC Drive Selection
VLT
®
HVAC Drive Design Guide
MG11BB22 - VLT
®
is a registered Danfoss trademark
3-9
3
3
Содержание VLT HVAC Drive FC 100 Series
Страница 10: ...How to Read this Design Gui VLT HVAC Drive Design Guide 1 6 MG11BB22 VLT is a registered Danfoss trademark 1 1...
Страница 56: ...Introduction to VLT HVAC D VLT HVAC Drive Design Guide 2 46 MG11BB22 VLT is a registered Danfoss trademark 2 2...
Страница 126: ...How to Install VLT HVAC Drive Design Guide 5 38 MG11BB22 VLT is a registered Danfoss trademark 5 5...
Страница 136: ...Application Examples VLT HVAC Drive Design Guide 6 10 MG11BB22 VLT is a registered Danfoss trademark 6 6...
Страница 160: ...RS 485 Installation and Set VLT HVAC Drive Design Guide 7 24 MG11BB22 VLT is a registered Danfoss trademark 7 7...