ESPEC SH 242 - Power Cable Color Coding and Grounding; Maximum Grounding Resistance Limit

Installation guide Bench-top type temperature(humidity) chamber
ESPEC CORP.
17

For SH/SU-262(200V AC),642, 662,242-5
Power cable color
Power supply
voltage
L phase N phase GND
100V/200V AC Black White Green
220V/230V AC Black Black + White Green +Yellow
For SH/SU-222,242(115V AC)
Power cable color
Power supply
voltage
L phase N phase GND
115V AC Black White Green +Yellow
To primary power supply
Chamber power cable
Grounding wire
Grounding
terminal
To ground
ON/OFF
switch
L
N
L
N
Grounding The chamber must be grounded with a max. 100 Ω
resistance against ground.