ANNEX IV
Non-road steady-state test cycles (NRSC)
Table IV-1: NRSC test cycles for engines of category NRE
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
NRE
|
variable
|
Variable-speed engine having a reference power of less than 19 kW
|
NRE-v-1
NRE-v-2
|
G2 or C1
|
|
Variable-speed engine having a reference power greater than or equal to 19 kW but not more than 560 kW
|
NRE-v-3
NRE-v-4
NRE-v-5
NRE-v-6
|
C1
|
|
Variable-speed engine having a reference power greater than 560 kW
|
NRE-v-7
|
C1
|
|
constant
|
Constant-speed engine
|
NRE-c-1
NRE-c-2
NRE-c-3
NRE-c-4
NRE-c-5
NRE-c-6
NRE-c-7
|
D2
|
Table IV-2: NRSC test cycles for engines of category NRG
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
NRG
|
variable
|
Variable-speed engine for generating set
|
NRG-v-1
|
C1
|
|
constant
|
Constant-speed engine for generating set
|
NRG-c-1
|
D2
|
Table IV-3: NRSC test cycles for engines of category NRSh
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
NRSh
|
variable or constant
|
Engine having a reference power of not more than 19 kW, for use in hand-held machinery
|
NRSh-v-1a
NRSh-v-1b
|
G3
|
Table IV-4: NRSC test cycles for engines of category NRS
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
NRS
|
variable < 3 600 rpm
|
Variable-speed engine having a reference power of not more than 19 kW, intended for operation < 3 600 rpm
|
NRS-vi-1a
NRS-vi-1b
|
G1
|
|
variable ≥ 3 600 rpm; or constant
|
Variable-speed engine having a reference power of not more than 19 kW, intended for operation ≥ 3 600 rpm; constant-speed engine having a reference power of not more than 19 kW
|
NRS-vr-1a
NRS-vr-1b
|
G2
|
|
variable or constant
|
Engine having both a reference power of between 19 kW and 30 kW and a total swept volume of less than 1 litre
|
NRS-v-2a
|
G2
|
|
Engine having a reference power greater than 19 kW, other than engine having both a reference power of between 19 kW and 30 kW and a total swept volume of less than 1 litre
|
NRS-v-2b
NRS-v-3
|
C2
|
Table IV-5: NRSC test cycles for engines of category IWP
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
IWP
|
variable
|
Variable-speed engine intended for propulsion that operates on a fixed-pitch propeller curve
|
IWP-v-1
IWP-v-2
IWP-v-3
IWP-v-4
|
E3
|
|
constant
|
Constant-speed engine intended for propulsion that operates with a controllable-pitch or electrically coupled propeller
|
IWP-c-1
IWP-c-2
IWP-c-3
IWP-c-4
|
E2
|
Table IV-6: NRSC test cycles for engines of category IWA
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
IWA
|
variable
|
Variable-speed engine intended for auxiliary use on inland waterway vessels
|
IWA-v-1
IWA-v-2
IWA-v-3
IWA-v-4
|
C1
|
|
constant
|
Constant-speed engine intended for auxiliary use on inland waterway vessels
|
IWA-c-1
IWA-c-2
IWA-c-3
IWA-c-4
|
D2
|
Table IV-7: NRSC test cycles for engines of category RLL
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
RLL
|
variable
|
Variable-speed engine for propulsion of locomotives
|
RLL-v-1
|
F
|
|
constant
|
Constant-speed engine for propulsion of locomotives
|
RLL-c-1
|
D2
|
Table IV-8: NRSC test cycles for engines of category RLR
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
RLR
|
variable
|
Variable-speed engine for propulsion of railcars
|
RLR-v-1
|
C1
|
|
constant
|
Constant-speed engine for propulsion of railcars
|
RLR-c-1
|
D2
|
Table IV-9: NRSC test cycles for engines of category SMB
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
SMB
|
variable or constant
|
Engines for propulsion of snowmobiles
|
SMB-v-1
|
H
|
Table IV-10: NRSC test cycle for engines of category ATS
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
NRSC
|
|
ATS
|
variable or constant
|
Engines for propulsion of ATVs or SbS
|
ATS-v-1
|
G1
|
Non-road transient test cycles
Table IV-11: Non-road transient test cycle for engines of category NRE
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
|
|
NRE
|
variable
|
Variable-speed engine having reference power greater than or equal to 19 kW but not more than 560 kW
|
NRE-v-3
NRE-v-4
NRE-v-5
NRE-v-6
|
NRTC
|
Table IV-12: Non-road transient test cycle for engines of category NRS (1)
|
Category
|
Speed operation
|
Purpose
|
Sub-category
|
|
|
NRS
|
variable or constant
|
Engine having a reference power greater than 19 kW, other than engine having both a reference power of between 19 kW and 30 kW and a total swept volume of less than 1 litre
|
NRS-v-2b
NRS-v-3
|
LSI-NRTC
|
(1)
Only applicable for engines with maximum test speed ≤ 3 400 rpm.
|