Karcher 600 CD manual WTC 600 LP / MP

WTC 600 LP / MP DESCRIPTION

2.3.1.7Pressure-increase Pump

If required, the WTC 600 PI pressure-increase pump (6/1) is connected between untreated water supply and RO system. It is used for pressure increase of the untreated water.

NOTE A pressure-increase pump should be used for a water pressure (flow pressure) ≤ 2 bar.

CAUTION Observe mechanical protection as well as protection of the connection cable against water!

1

Figure 6 WTC 600 PI

2.3.2Safety Installations

Emergency Stop

The emergency stop switch (7/4) (main switch) is located on the side of the switch box.

RC Protective Switch

RC protective switch (external): i ≤ 30 mA

Circuit Breaker

Automatic circuit breaker (7/3) 10 A for power limitation of the power outlets, etc

Motor Protection Switch

The motor protection switch (7/2) is factory-set depending on the power consumption of the RO pump (compare circuit diagram (7/1)) and must be checked:

WTC 600	Nominal output	Actual power	Motor protection
	RO pump	consumption	switch setting
LP 400 V	2.2 kW	1.5 kW	4 A
MP 400 V	2.2 kW	2.2 kW	5.1 A
LP 230V	2.2 kW	1.5 kW	10 A
MP 230 V	2.2 kW	2.2 kW	14 A

Table 2 Setting of motor protection switch

Service Handbook 08.2004 15