IMI Calypso 15mm Angled TRV & Lockshield Pack (9690-60.800)

The IMI Heimeier Calypso TRV pack , consists of a Calypso TRV body , D-U head and lockshield. Designed for application in a two-pipe pumped heating system. The Bi-directional thermostatic radiator valve can be fitted either vertically or horizontally in the flow or return and either end of a radiator giving the installer total flexibility.

Technical Details & Downloads

Installation manual (PDF download)

Technical manual (PDF download)

Application:
Fully Pumped Heating systems

Function:
Control
Stepless presetting
Shut-off

Dimensions:
DN 15

Pressure class:
PN 10

Temperature:
Max. working temperature: 120°C, with protection cap or actuator 100°C.
Min. working temperature: -10°C.

Materials:
Valve body: Brass
O-rings: EPDM rubber
Valve disc: EPDM rubber
Return spring: Stainless steel
Valve insert: Brass
Spindle: Niro-steel spindle with double O-ring sealing. The outer O-ring can be replaced under pressure

Material thermostatic head:
ABS, PA6.6GF30, brass, steel,
Liquid-filled thermostat.

Surface treatment:
Valve body and fittings are nickel-plated.

Marking:
IMI, country code, flow direction arrow, KEYMARK-Designation. II+ Designation.
Black protection cap.

Standards:
The thermostatic valve bodies meet the following requirements:
KEYMARK certified and tested to DIN EN 215, series GB.

Pipe connection:
G1/2 male thread with 15 mm compression fitting for copper or precision steel pipe.

Connection to thermostatic head and actuator:
M30 x 1.5 mm Thread

Thermostatic head:
Closed graduation cap and liquid-filled thermostat. High actuating force, minimum hysteresis, optimum closing time. Stable control response even with minor calculated p-band variations (<1 K). Frost protection.
Thermostatic head D-U: Setting numbers 0–IIIII. Temperature range 0 °C to 28 °C