Danfoss KP 33 Series Pressure Switch

Specifications:

• Model Numbers: KP 33, KP 34, KP 35, KP 36, KP 37
• Pressure Range: KP 33: 10 bar, KP 34: 6 bar, KP 35: 22 bar (19 bar variant), KP 36: 22 bar, KP 37: 32 bar
• Electrical Rating: AC 1: 16 A, AC 3: 16 A, AC 15: 10 A at 400 V; DC 13: 12 W at 220 V

Product Usage Instructions

Installation:

1. Ensure the mounting panel is flat to prevent damage to the switch.
2. Disconnect power supply before making wiring connections to avoid electrical shock.

Maintenance:
No maintenance is required for the switches after final installation.

Setting Pressure:

1. Use an additional pressure gauge for an accurate setting.
2. The scale in KP units is indicative only.

Electrical Connections:

1. Use copper wire only for electrical connections.
2. Tighten torque to 20 lb. in for secure connections.

Contact System:

• Contact system with standard AG contacts.
• Single pole changeover switch (SPDT).

Installation guide

Pressure switch

KP 33, KP 34, KP 35, KP 36 and KP 37

No maintenance is required for the switches after final installation.

• CAUTION:
  • The mounting panel must be plane to avoid damage of switch.

CAUTION: Disconnect power supply before wiring connections are made or service to avoid possible electrical shock or damage to equipment. Do never touch live parts with your fingers or with any tool.
Please note: scale in KP units is indicative only. For accurate setting or when using according to FM approval use additional pressure gauge to set the unit.
			Electrical rating – General	DC 13 12 W 220 V
Contact system with standard AG contacts. Single pole changeover switch (SPDT).			Contact system with gold contacts. Single pole changeover switch (SPDT): 1 – 30 mA, 5 – 30 V DC
			Contact load when Au surface isburned away:
Alternating current: AC-1:      16 A, 400 V AC-3:      16 A, 400 V                                       10 A, 400 V			Alternating current: AC-1:      10 A, 400 V AC-3:        6 A, 400 V                                    AC-15:     4 A, 400 V
Direct current: DC-13:   12 W, 220 V			Direct current: DC-13:   12 W, 220 V

FAQs

Q: Is maintenance required for the pressure switches?
A: No, maintenance is not required after final installation.

Q: What is the maximum pressure each switch can handle?
A: KP 33: 10 bar, KP 34: 6 bar, KP 35: 22 bar (19 bar variant), KP 36: 22 bar, KP 37: 32 bar.

Documents / Resources

Danfoss KP 33 Series Pressure Switch [pdf] Installation Guide KP 33, KP 34, KP 35, KP 36, KP 37, KP 33 Series Pressure Switch, KP 33 Series, Pressure Switch

References

• User Manual