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OM-1318 Page 13
3-4. Electrical Service Guide
Input Voltage 230
Input Amperes At Rated Output 20
Max Recommended Standard Fuse Or Circuit Breaker Rating In Amperes
Circuit Breaker
1
, Time-Delay
2
20
Normal Operating
3
30
Min Input Conductor Size In AWG/Kcmil 14
Max Recommended Input Conductor Length In Feet (Meters)
66
(20)
Min Grounding Conductor Size In AWG/Kcmil 14
Reference: 1999 National Electrical Code (NEC)
1 Choose a circuit breaker with time-current curves comparable to a Time Delay Fuse.
2 “Time-Delay” fuses are UL class “RK5” .
3 “Normal Operating” (general purpose – no intentional delay) fuses are UL class “K5” (up to and including 60 amp), and UL class “H” ( 65 amp and
above).
Y Caution: Failure to follow these fuse and circuit breaker recommendations could create an electric shock or fire hazard.
3-5. Selecting A Location And Connecting Input Power
1 Rating Label
Supply correct input power.
2 Plug
3 Receptacle
Connect plug to receptacle.
4 Line Disconnect Device
See Section 3-4.
Y Special installation may be
required where gasoline or
volatile liquids are present –
see NEC Article 511 or CEC
Section 20.
ssb2.2* 1/94 – ST-801 988 / 802 401
1
18 in (457 mm) of
space for airflow
L1
L2
L1
L2
2
230 VAC, 1
Y Always connect
grounding
conductor first.
= GND/PE
4
3
Y Do not move or operate unit
where it could tip.