Key
F1, F2, F3
Fuses
FIL
Filter (if fitted)
C
Controller
TC
Control Thermocouple
OT
Over-Temperature Controller
OTC
Over-Temperature Thermocouple
R1, R2, R3
Relay
R1/1, R1/2, R2/1, R2/2, R3/1, R3/2 Relay contactor
SW
Instrument Switch(es)
SSW
Safety Switch
EL
Element
SSR
Solid State Relay
N
Neutral
L1, L2, L3
Live
PE
Earth
Cables
BU
Blue
R
Red
BL
Black
GR/Y Green + Yellow
G
Grey
P
Pink
Products with this wiring arrangement may be converted between the following supply
voltages (please refer to the table within section 10.0 for compatible phases with the
product):
l
3-phase + neutral in the range 380/220 V - 415/240 V
l
3-phase delta in the range 220 V - 240 V
l
Single phase in the range 220 V - 240 V
l
208 V model
:
can be converted between 208 V delta and 208 V 1-phase
Please contact Carbolite Gero Service for details.
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9.0 Wiring Diagrams