Danfoss FC 102 Design Manual page 61

Selection
MS 220 DA
Motor protection
MCB 112 PTC Thermistor Card
Reference for 10, 12
11
10 20-28 VDC
20-28 VDC
12
X44
1 2 3 4 5 6
12 13 18 19
Control Terminals of FC302
T T
P P
PTC
M3~
Illustration 3.13 Installation of MCB 112
Electrical Data
Resistor connection
PTC compliant with DIN 44081 and DIN 44082
Number
Shut-off value
Reset value
Trigger tolerance
Collective resistance of the sensor loop
Terminal voltage
Sensor current
Short circuit
Power consumption
Testing conditions
EN 60 947-8
Measurement voltage surge resistance
Overvoltage category
Pollution degree
Measurement isolation voltage Vbis
Reliable galvanic isolation until Vi
Perm. ambient temperature
Moisture
EMC resistance
EMC emissions
Vibration resistance
Shock resistance
Safety system values
EN 61508 for Tu = 75 °C ongoing
SIL
MG11BC02
Design Guide
ZIEHL
Option B
Code No.130B1137
10 mA
60 mA
7 8 9 10 11 12
27 29 32 33 20 37
Danfoss A/S © Rev. 06/2014 All rights reserved.
ATEX Certification with FC 102
The MCB 112 has been certified for ATEX, which means
that the frequency converter with the MCB 112 can now
be used with motors in potentially explosive atmospheres.
See the Operating Instructions for the MCB 112 for more
information.
Illustration 3.14 ATmosphère EXplosive (ATEX)
≤ 2.5 V for R ≤ 3.65 Ω, ≤ 9 V for R = ∞
5-95%, no condensation permissible
2 for maintenance cycle of 2 years
1 for maintenance cycle of 3 years
1..6 resistors in series
3.3 Ω.... 3.65 Ω ... 3.85 Ω
1.7 Ω .... 1.8 Ω ... 1.95 Ω
± 6 °C
< 1.65 Ω
≤ 1 mA
20 Ω ≤ R ≤ 40 Ω
60 mA
6000 V
III
2
690 V
500 V
-20 °C ... +60 °C
EN 60068-2-1 Dry heat
EN61000-6-2
EN61000-6-4
10 ... 1000 Hz 1.14 g
50 g
59
3 3