N700 Operating Instructions and Parts Manual
IV
2) THE USE OF A FILTERED VENTILATED ENCLOSURE WHEN THE VENTILATION IS
FAN FORCED THAT IS, VENTILATION IS ACCOMPLISHED BY ONE MORE
BLOWERS WITHIN THE ENCLOSURE THAT PROVIDE A POSITIVE INTAKE AND
EXHAUST.
CAUTIONS FOR EMC (ELECTROMAGNETIC COMPATIBILITY)
TO SAFETY THE EMC DIRECTIVE AND TO COMPLY WITH STANDARD, FOLLOWS THE
CHECK LIST BELOW.
1. THE POWER SUPPLY TO N700 INVERTER MUST MEET THESE
SPECIFICATIONS
A. VOLTAGE FLUCTUATION ±10% OR LESS.
B. VOLTAGE IMBALANCE ±3% OR LESS.
C. FREQUENCY VARIATION ±4% OR LESS.
D. VOLTAGE DISTORTION THD = 10% OR LESS.
2. INSTALLATION MEASURE :
A. USE A FILTER DESIGNED FOR N700 INVERTER
3. WIRING
A. SHIELDED WIRE (SCREENED CABLE) IS REQUIRED FOR MOTOR WIRING, AND
THE LENGTH MUST BE LESS THAN 20 METERS.
B. THE CARRIER FREQUENCY SETTING MUST BE LESS THAN 5KHZ TO SATISFY
EMC REQUIREMENTS.
C. SEPARATE THE MAIN CIRCUIT FROM THE SIGNAL/PROCESS CIRCUIT WIRING.
D. IN CASE OF REMOTE OPERATING WITH CONNECTOR CABLE, THE INVERTER
DOES NOT CONFORM TO EMC.
4. ENVIRONMENTAL CONDITIONS - WHEN USING A FILTER, FOLLOW THESE
GUIDELINES:
A. AMBIENT AIR TEMPERATURE : -10 - +50
℃
.
B. HUMIDITY : 20 TO 90% RH(NON-CONDENSING)
C. VIBRATION : 5.9 M/S
2
(0.6 G) 10 - 55HZ (N700-5.5~22
㎾
)
2.94 M/S
2
(0.3 G) 10 - 55HZ (N700-30~132
㎾
)
D. LOCATION : 1000 METERS OF LESS ALTITUDE, INDOORS (NO CORROSIVE
GAS OR DUST)
THIS EQUIPMENT SHOULD BE INSTALLED, ADJUSTED, AND SERVICED BY QUALIFIED
PERSONAL FAMILIAR WITH CONSTRUCTION AND OPERATION OF THE EQUIPMENT
AND THE HAZARDS INVOLVED. FAILURE TO OBSERVE THIS PRECAUTION COULD
RESULT IN BODILY INJURY.
WARNING
