Condensed Catalog Featuring R410A Products Third Edition

Technical leaflet
Electronic Pressure Regulators, type KVQ
Technical data
KVQ
Regulating range
p e
= 0 → 101.5 psi
Refrigerant temperature in regulating range Refrigerant p e
= 0 psig p e
= 101.5 psi
Refrigerants
Ambient temperature
Max. working pressure PB
Max. test pressure p'
Power supply
Max. consumption
R 22 −42°F 59°F
R 134a −22°F 95°F
R 404A −52.6°F 50°F
R 407C −31°F 62.6°F
R 507 −52.6°F 46.4°F
CFC, HCFC and HFC
During operation: −45 → +104°F
During transport: −50 → +158°F
312 psi
405 psi
24 V pulsating a.c. from regulator
35 VA / 24 V a.c.
Enclosure IP 54 acc. to IEC 529
Cable entry Pg 13.5
During forced closing by hot-gas defrosting
Max. closing pressure
Max. hot gas temperature
253.8 psi
248˚F
Ordering
Type Rated capacity 1)
TR
R22 R134a R404A/R507 R407C in.
Valve
Actuator
Connection Code no. Code no.
KVQ 15 2.25 1.70 2.0 2.10 5
/ 8
034L0117
KVQ 22 2.25 1.70 2.0 2.10 7
/ 8
034L0114
KVQ 28 5.37 4.00 4.8 4.90 1 1 / 8
034L0119
034L0115
KVQ 35 5.37 4.00 4.8 4.90 1 3 / 8
034L0120
1) Rated capacity is the valve capacity at evaporating temperature t e
= 14˚F,
condensing temperature t c
= +77˚F and pressure drop across valve ∆p = 3 psi.
1 kW = 0.284 ton (TR).
034L0105
034L0106
© Danfoss Inc. 01-07 (USCO)
USCOC.PK.000.C1.22
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