Specifications
19
Equalization Pressures at Different Ambient Temperatures:
T
°°°°
C
P psig with DE-202
Cold Head
P psig with DE-
204SL, CH-204S, or
M204S Cold Heads
4
246 – 251
255 – 260
10
251 – 256
261 – 266
15.6
256 – 261
266 – 271
20
260 – 265
270 – 275
26.7
266 – 271
276 – 281
37.8
275 – 281
286 – 291
40
278 – 283
288 – 294
Pressure Relief Valve is set at 2760 kPa (400 psig).
Compressor Lubricant
LB-300X, specially processed by SCAI.
Compressor Weight
75 kg (165 pounds).
Compressor Dimensions
(H x W x D) 504 mm x 430 mm x 485 mm (19.8” x 16.9” x 19.1”)
Space Requirements
Allow at least 600 mm (24") from the front, back and both sides of the
compressor for maintenance.
Mounting Position
Compressor must be mounted base down and level within 5 degrees of
horizontal.
Environmental Requirements
Operating Environment
Storage
Ambient Temperature
4° C to 40° C
-23° C to 65° C
(40° F to 104° F)
(-10° F to 149° F)
Magnetic Field Limits
Compressor < 150 gauss
NOTE
Operating the equipment out of specifications may void the warranty.
Equipment is designed for indoor use only.
Protective Earth Terminal
Compressor Chassis
Maintenance Intervals
Compressor adsorber replacement not to exceed 30,000 hours.
Summary of Contents for HC-4E1
Page 2: ......
Page 8: ...4 This page is intentionally blank...
Page 10: ...6 This page is intentionally blank...
Page 12: ...8 This page is intentionally blank...
Page 20: ...16 This page is intentionally blank...
Page 26: ...22 This page is intentionally blank...
Page 38: ...34 This page is intentionally blank...
Page 55: ...Troubleshooting 51 Figure 9 HC 4E1 Wiring Diagram...
Page 56: ...Troubleshooting 52 Figure 10 HC 4E2 Wiring Diagram...
Page 57: ...Troubleshooting 53 Figure 11 HC 4E1 Electrical Schematic...
Page 58: ...Troubleshooting 54 Figure 12 HC 4E2 Electrical Schematic...
Page 61: ...Parts 57 Figure 13 Parts Identification 18 21 19 13 14 20 16...