HDC400

Dual Hydraulic Compressor

This Dual Hydraulic Compressor unit, HDC400 consists of two independent compressor assemblies which can operate independently for up to 10kW capacity AC unit. The prime mover is the hydraulic gear motor coupled to the compressor through a direct drive coupling.

VEHICLES

EXCAVATOR

SPECIFICATIONS

	METRIC	IMPERIAL
Power Supply	24VDC / Hydraulic	24VDC / Hydraulic
Refrigerant	R134a	R134a
Technical Manual Reference	SM4858-3874	SM4858-3874
Dimension L X W X H	760mm X 1055 mm X 1230mm	29.9in X 41.5in X 48.4in

SPARE PARTS LIST

Sl.No.	PART NO.	DESCRIPTION	QTY
1	AU531411	RECEIVER DRIER 3/8” 24UNF 165MM HIGH	2
2	AU270019E	COMPRESSOR VMO NO CLUTCH	2
3	AU270344	OIL SEPARATOR 7/8” 14UNF 0.52 L/MIN	2
4	AU340000	MOTOR HYDRAULIC DRIVE 14CC	2
5	H0098531	LIQUID LINE ASSEMBLY - VALVE TO RECEIVER	2
6	H0098529	LIQUID LINE ASSEMBLY - RECEIVER TO DRIER	2
7	AU512406	UNION 3/8” FF X 3/8” FF	2
8	AU517004	VALVE 3/8” MF 2 WAY	4
9	AS3874501	HOSE - HYDRAULIC MOTOR DRAINAGE	2
10	AS3874502	HOSE - SOLENOID VALVE IN	2
11	AS3874503	HOSE - SOLENOID VALVE OUT	2
12	AS3874504	HOSE - HYDRAULIC COMPRESSOR DISCHARGE	2
13	AS3874505	HOSE - HYDRAULIC COMPRESSOR SUCTION	2
14	AS3874506	HOSE - ISOLATION VALVE TO OIL SEPARATOR	2
15	AS3874507	HOSE - DISCHARGE TO OIL SEPARATOR	2
16	AU522000	SOLENOID VALVE CARTRIDGE SIZE 12	2
17	AU522003	SOLENOID VALVE BODY SIZE 12 ¾” BSPP	2
18	AU522001	SOLENOID VALVE COIL	2
19	AS509746	ADAPTOR PLATE COMPRESSOR	2
20	AS509727	COMPRESSOR MOTOR HOUSING	2
21	AU631452	PLUG SOLENOID VALVE COIL 24VDC	2
22	AS160182	HP FLEXIBLE HOSE ASSEMBLY	2
23	AS3754116	HOSE - HYDRAULIC MOTOR IN	4
24	658004A	INLINE DRIER	2
	AU230644	VALVE SERVICE 5/8” WITH ACCESS PORT	2
	AU523655	HIGH PRESSURE SWITCH 1/4” FF 2415kPa	2
	AU523365	LOW PRESSURE SWITCH 1/4” FF 205kPa	2
	AU230C011	VALVE 1/2 TUBE #8 R134A DISCHARGE	2
	AU517202	PCAV 1/4” MF	2
	H0130377	ADAPTOR SHAFT AND MALE COUPLING	2
	AU851590	TOGGLE CLAMP RUBBER	4
	AU519080	INSERT M O-RING TO MF #10	2
	AS509742	COUPLING MALE MOTOR	2
	AS509744	COUPLING FEMALE	2
	AU512C067	BULKHEAD FITTING O-RING 5/8”	2
	AU517502	VALVE ACCESS 1/4” 1/4” & 3/8”OD SOLDER	2
	AU519074	ADAPTOR 134A ¼” HIGH SIDE RED	2
	AU519099	INSERT M O-RING TO MF #12	2

MAINTENANCE

AU230644
VALVE SERVICE 5/8” WITH ACCESS PORT

AU531411
RECEIVER DRIER 3/8" 24UNF 165MM HIGH

AU523655
HIGH PRESSURE SWITCH 1/4” FF 2415kPa

AU523365
LOW PRESSURE SWITCH 1/4” FF 205kPa

AU270019E
COMPRESSOR VMO NO CLUTCH

AU230C011
VALVE 1/2 TUBE #8 R134a DISCHARGE

COMPANION ITEMS

PART NO.	DESCRIPTION
EC22H4	HOODLINER EVAPORATOR COMP 24V
TFR7BX2	ROOFTOP EVAPORATOR 24V (7KW)
EFF4BX1	FLOOR MOUNTED 4KW EVAPORATOR

Back to H-Series Overview

SIGMA Knorr-Bremse Australia

Knorr-Bremse Australia
23 - 29 Factory Street
Granville NSW 2142
Australia
Phone: 1300 643 643
mid.aus@sigma-hvac.com