Helios code index
Type Pages Type Pages Type Pages
RDS SMV VARD / VARW
Transformer controller with motor protection unit, 3 ph. Square mixed flow vent, 1 ph., 3 ph. Cased mixed flow fans1 ph., 3 ph. and explosion proof 283 166-168 104-129
REW SQLW VC
Axial in-duct fans 21 Square line centrifugal fans, 1 ph. 166-168 Horizontal discharge roof fans 230-233
RHS SQLA VDMW
Isolating switches 279 Spigoted rectangular attenuator 168 Centrifugal roof fans with vertical discharge 234-235
RR / RRK SRSD
219 Centrifugal in-line fans, 1 ph. Metal and plastic Spigotted circular attenuator 171, 173
VH
146-163 Extension tubes 79-91
SSD
244
RRK Ex
Base attenuator, hingeable 225
VK
246, 150-165 Explosion proof centrifugalin-line fans, 1. ph. (for rof fans) 234-235 Gravity
shutters 174-205 151
STH VKH RSD
Electric fan
heaters 35 Constant air flow volume controllers Flanged circular attenuators 220 254-255
STM RSK..
248,150-165 Servo motor for dampers JVK 206
VR
Back draught shutters 65, 73 Extension duct 144
STS / STS Ex RVB
Flanged flexible connector for cased axial fans
VS / ...Ex
Duct connector 252, 65, 73 144 Rectangular flexible connector 206 for centrifugal roof fans 225, 234-243 also explosion proof 174-205
RVK
Manual grilles 246
STSSD / STSSW
282-283 244 Five step control
for TSSD / TSSW
WDS
Soaker sheet 225-235
RVM / RVS
143 Backdraught shutters 243, 248
SWE / SWT WER
Wall liner (Accessory for HV) 25, 28, 30
RZ
252, 58, 65 Air flow switch Duct reducers 73, 151 289
WES TFD / TFDA
Wall kit (Accessory 23, 24
SB
Twin duct fans 169-171 for R 90 K, HVR 150) 28 Tie rods(for window fans GX) 28, 30
TFK /TFR
215
WHR
216, 174-205 Duct / room temperature sensor
(for EHS) Water
heater batteries (LPHW) 217, 150-165
SB
SilentBox
® , acoustically lined centrifugal fan
WS
146-165
TFR / TFRA
169 Reversing switch 278 Roof fans 172-173
SCH WSG
249 Worm drive clips 65, 73, 252
TH
External louvres 174-205 Electric fan heaters 35
SDD / SDZ YRA
Anti vibration mounts 145
TKS
Ducting Y pieces 65, 73, 252 Door contact switch 277
SDH Z..
Pitched roof outlet 253
TME
Overrun timer 277 Thermostats 287, 288
SG ZA / ZAB
Guard for flange connection 143
TMK
Two room kit (for ELS) 56, 58 Telescopic wall kit + plate 65, 73, 253
SGR ZL..
272-273 Guard for spigot connection RR/RRK Ex Automatic passive ventilation 57, 64 151-163
TS
T-pieces 252, 65, 73
ZPF SKLD /SKLW
198-205 Timer 277 InlineVent
® -Rectangular fan, 174
TSD / TSW
Transformer controllersfor 3 ph. / 1 ph. fans acoustically lined 146-149 282-283
ZTV
274 Thermostatic supply valve 57, 64
SMVW/SMVD
Square mixed-flow fans, 1 ph. / 3 ph.
TSSD / TSSW
Transformersfor 3 ph. / 1 ph. fans
ZV
251 207-210 282-283 Ventilation grilles 64, 72 4