A-50
Specifications/Product Ordering
Thermostats & Hygrostats
Operating Voltage ........................................................ 120 Vac +10/-15%
Frequency ................................................................................... 50/60 Hz
Power Consumption ...........................................................Maximum 10A
Control Outputs (Fan) 12, 11, 10
7 and 9 ....................................................................120 Vac max./3A res./
3.5 FLA/7.0 LRA
120 Vac max./3A res./3.5 FLA/7.0 LRA
Control Output 5 (Common) ..................................120 Vac/7A maximum
Signal Input 1 for Return Air Sensor ..........................QAH11.1, Class 2
NTC resistor 3K @ 77°F (25°C)
Operating Action .............................................. Single-pole, Single-throw
Permissible Cable Length with Copper
Cable 16 AWG for Connection to
Terminals 1, D1, and GND ................................................ 262 feet (80 m)
Setpoint Setting Range ....................................... 50 to 85°F (10 to 30°C)
Maximum Control Deviation at 72°F (22°C) .....Maximum ±1.5°F (0.7°C)
Switching Differential in Heating Mode SDH
(Selectable) .................................................................. 2 or 7°F (1 or 4°C)
Switching Differential in Cooling Mode SDC ..........................1 or 3.5°F
(0.5 or 2°C) (selectable)
Dead Zone in Normal Operation .............................. 3.5 or 9°F (2 or 5°C)
Set Point (Energy Saving mode), Heating ........................... 61°F (16°C)
Set Point (Energy Saving mode), Cooling ........................... 82°F (28°C)
Set Point (Frost Protection) ................................................... 46°F (8°C)
Operation
Temperature ...................................................... 32 to 122°F (0 to 50°C)
Humidity .................................................................................. <95% RH
Shipping and Storage
Temperature ..............................................-13 to +158°F (-25 to +70°C)
Humidity .................................................................................. <95% RH
Agency Approvals
UL Listing ....................................................................................UL 873
cUL
Certification C22.2 No. 24-93
Conforms to CE requirements
Connection Terminals ................. Solid wires or prepared standard wires
2 X16 AWG or 1 X14 AWG
Minimum 20 AWG
Housing Color
Cover ............................................................................. White and gray
Base ...............................................................................................Gray
Degree of Housing Protection .................................................... NEMA 1
Shipping Weight ............................................................... 0.5 lb (0.23 kg)
Page
75
Page
75
Description Part No.
Room Temperature Controller RCC30U
RCC... FEB
Ordering Note
To order without a Siemens logo, change the suffix to “/U/NL”.
Example: RCC30/U/NL.
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