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6. Technical specifications
6.1 General characteristics
operating conditions
storage conditions
environmental pollution
period of stress across the insulating parts
PTI of the insulating materials
Class of insulation
immunity against voltage surges
index of protection
parameter modification
software class and structure
display
category of resistance to fire and heat
number of automatic operating cycles
type of action-disconnection
signal lights
6.2 Electrical specifications
power supply
rated consumption
terminal block
Serial connection using MTCSER0000 serial board to Carel RS485 supervisory systems
6.2.1 Inputs
type
measurement (control) interval
precision
resolution
6.2.2 Outputs
If the outputs supply loads other than those described in the table, contact the manufacturer Carel.
model
MTCA000100
relay outputs
compressor
defrost
not available
fans
not available
light/aux output
alarm output
230Vac, +10% -15%, 50/60Hz
7VA
screw terminals for cables, cross-section: max 1.5mm
2 free, not optically-isolated digital contacts (configurable)
• cold room temperature probe (Carel NTC 10kΩ at 25°C)
• defrost temperature probe (Carel NTC 10kΩ at 25°C)
-50T50 (-50÷50°C, -58÷+122°F)
±1°C
0.1°C (0.1°F) between -19.9 and 19.9
1°C (1 °F) in the rest of the field
MTCD000100
all with 1B type action, according to ECC EN 60730-1
SPST relay, 8(2)A / 250Vac
SPST relay, 4(4)A / 250Vac
SPDT relay, 2(2)A / 250Vac
34
0÷50°C, 20÷80% r.H.
-30÷70°C, 20÷80% r.H.
normal
long
250V
Class II
Category 1
IP65
from keypad, from remote control
Class A
2 and a half digits
category D
100.000
1B
ON, compressor, continuous cycle, defrost, fan, light
MTCD200100
SPST relay, 10(10)A / 250Vac
SPST relay, 10(4)A / 250Vac
SPST relay, 4(2)A / 250Vac
2
and min 0.5mm
2
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