PA620-04-xxx
PA620-04-01B
DRF480 Series Instruction Manual
BEFORE USING THE POWER SUPPLY UNIT
Pay attention to all warnings and cautions before using the unit. Incorrect usage could lead to an electrical shock,
damage to the unit or a fire hazard.
Warning Symbols
.
DO NOT MODIFY OR DISASSEMBLE THE POWER SUPPLY.
.
READ INSTRUCTION MANUAL BEFORE CONNECTING TO MAINS.
.
ELECTRIC SHOCK HAZARDOUS ON THE CONNECTOR SECTION.
NOTICE:
(1) Installing/Storage Environment
1. Store the product with ambient temperature –40 to +85 C, and relative humidity 5 to 95% (No Dewdrop).
2. Operation under the following conditions can reduce product life:
(a) Over current
(b) Output terminals shorted
(c) Out of input voltage range
(d) Out of operating temperature range
(e) Out of PSU specification
3. Confirm connections to input/output terminals are correct as indicated in the instruction manual.
4. Use the product where the relative humidity is 5 to 95% (No Dewdrop).
5. Avoid places where the product is subjected to direct sun light.
6. Avoid places where the product is subjected to penetration of liquid, foreign substance or corrosive gas.
7. Avoid places subject to shock or vibration.
A device such as a contact breaker may be a vibration source. Set the Power Supply as far as
possible from possible sources of shock or vibration.
8. If the Power Supply is used in an area with excessive electronic noise, be sure to separate the
Power Supply as far as possible from the noise sources.
9. Don't use the product in the environment with strong electromagnetic field, corrosive gas and conductive
substance.
10. Model/type reference: DRF480-24-1-xyz, DRF480-24-1/HL-xyz (where xyz is optional and can be alphanumeric
characters or blank and it is not a safety related information - product ratings unchanged)
Precautions in Using the product:
When the product is used under the circumstance or environment below, ensure adherence to limitations of
the ratings and functions.
Also take countermeasures for safety precautions such as fail-safe installations.
1. Under the circumstances or environment which are not described in the instruction manual.
2. For nuclear power control, railway, aircraft, vehicle, incinerator, medical equipment, entertainment
equipment, safety device etc...
3. For applications where death or serious property damage is possible and extensive safety precautions are required.
4. Not to be used with a high inductive power source, as it may cause unstable operation of the power supply.
CAUTION
TDK-Lambda
DRF480 Series
INSTRUCTION MANUAL