Danfoss SH090 Application Guidelines

14
FRCC.PC.007.B8.02
Application guidelines
The terminal box is provided with 2 triple
knockouts and 1 single knockout for power
supply and 4 double knockouts for the safety
control circuit.
The 3 power supply knockouts accommodate the
following diameters:
• Ø 50.8 mm
(UL 1"1/2 conduit) & Ø 43.7 mm (UL
1"1/4 conduit) & Ø 34.5 mm (UL 1" conduit)
• Ø 40.5 mm (ISO40) & Ø 32.2 mm (ISO32) & Ø
25.5 mm (ISO25)
• Ø 25.5 mm (ISO25)
The 4 others knockouts are as follows:
• Ø 22.5 mm (PG16) (UL 1/2")
& Ø 16.5 mm
(ISO16) (x2)
• 20.7 mm (ISO20 or PG13.5) (x2)
SH180
Electrical data, connections and wiring
Danfoss SH scroll compressors are available in  ve di erent motor voltages as listed below.
Electrical power is connected to the compressor
terminals by Ø 4.8 mm (3/16”) screws.
The maximum tightening torque is 3 Nm. Use a
1/4’’
ring terminal on the power leads.
Motor voltage
Wiring connections
SH090-105-120-140-161
Except SH140-161 code 3
SH140&161 code 3 & SH184
The terminal box is provided with a Ø 25.5 mm
(ISO25) and a Ø 29 mm (PG21) knockouts.
The terminal box is provided with a
Ø40.5 mm hole (ISO40) for power supply and
a
Ø16.5 mm knockout (ISO16).
Terminal box
Safety circuit
Module power supply
Sump heater
Faston 1/4" tabs
Power supply
Terminal box
Ø 25.5 mm knockout
Power supply
Ø 29 mm knockout
Ø 40.5 mm hole
Ø 16.5 mm
knockout
Power supply
Motor voltage code Code 3 Code 4Code 6Code 7 Code 9
50 Hz
Nominal voltage -
380-400V - 3 ph
380-415V - 3 ph *
230V - 3 ph 500V - 3 ph -
Voltage range -
340-440 V
340-457V *
207-253 V450 - 550 V-
60 Hz
Nominal voltage 200-230V - 3 ph 460
V - 3 ph - 575 V-3 ph 380V- 3 ph
Voltage range 180-253 V 414-506 V - 517-632 V 342-418 V
* SH295 & 485

Danfoss SH090 Specifications

General

Brand	Danfoss
Model	SH090
Category	Air Compressor
Language	English