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CONTROL OPTIONS FOR ELECTRIC VALVE PACKAGES
2 Pipe - Valve Cycle
Model Number Nomenclature
12 VC B 0 - 126 - 31 R - 2B - N1
CFM (100'S)
3,4,6,8,10,12
Unit Style
VCB - Concealed
VSB - Cabinet slope top
VFB - Cabinet flat top
WCB - Recessed wall
Vintage
Electric Heat (KW)
Unit Voltage
126 - 120V-1PH-60Hz
246 - 208/240V-1PH-60Hz
225 - 220V-1PH-50Hz
Control Options(see below)
NC = No Controls
Valve Package
See page 6 & 7
Coil Connection
R - Right Hand
L - Left Hand
Coil Type
3 - 3 row
4 - 4 row
31 - 3 row cool, 1 row heat
41 - 4 row cool, 1 row heat
Catalog No. VCBG1106 (Replaces VCBG803)
4 Pipe - Valve Cycle
SYSTEM THERMOSTAT CONTROL CHANGEOVER CONTROL THERMOSTAT
CONTROLS VALVE TYPE and LOCATION ORDER OPTION
Heat-Off-Cool Motorized 2-way Manual
A1 - Unit Mount
Constant Fan or 3-way. Hot - Cool Switch A2 - Wall Mount
Hi-Med-Low Normally closed. on Thermostat A3 - Unit Tamperproof
Heating and Motorized 3-way Automatic (1)
B1 - Unit Mount
Cooling Normally closed. Aquastat - Factory B2 - Wall Mount
On-Off Mounted on Supply Line B3 - Unit Tamperproof
Constant Fan
Hi-Med-Low Motorized 2-way Manual
C1 - Unit Mount
or 3-way Summer-Winter Switch C2 - Wall Mount
Normally closed. (switch must be field supplied) C3 - Unit Tamperproof
On-Off Motorized 2-way D1 - Unit Mount
Cooling Only Constant Fan or 3-way. None D2 - Wall Mount
Hi-Med-Low Normally closed. D3 - Unit Tamperproof
On-Off Motorized 2-way E1 - Unit Mount
Heating Only Constant Fan or 3-way. None E2 - Wall Mount
Hi-Med-Low Normally closed. E3 - Unit Tamperproof
SYSTEM THERMOSTAT CONTROL CHANGEOVER CONTROL THERMOSTAT
CONTROLS VALVE TYPE and LOCATION ORDER OPTION
Heat-Off-Cool Motorized 2-way Manual
M1 - Unit Mount
Constant Fan or 3-way. Hot - Cool Switch M2 - Wall Mount
Heating and Hi-Med-Low Normally closed. on Thermostat M3 - Unit Tamperproof
Cooling
On-Off Motorized 2-way or Automatic N1 - Unit Mount
Constant Fan 3-way. Normally 4 deg. Neutral Dead Band N2 - Wall Mount
Hi-Med-Low
closed. for sequenced heating & N3 - Unit Tamperproof
cooling, DPDT
3-SPEED FAN SWITCH ONLY (no thermostat)
L1 - Unit Mount
L2 - Wall Mount
L3 - Unit Tamperproof
NOTE: 1. B1 option includes factory installed aquastat